diff --git a/NzbDrone.Web/NzbDrone.Web.csproj b/NzbDrone.Web/NzbDrone.Web.csproj
index 6c8896041..a41eb438a 100644
--- a/NzbDrone.Web/NzbDrone.Web.csproj
+++ b/NzbDrone.Web/NzbDrone.Web.csproj
@@ -385,6 +385,18 @@
     <Content Include="Content\themes\base\minified\jquery.ui.tooltip.min.css" />
     <Content Include="favicon.ico" />
     <Content Include="Global.asax" />
+    <Content Include="Scripts\backbone.js" />
+    <Content Include="Scripts\backbone.marionette.min.js" />
+    <Content Include="Scripts\backbone.min.js" />
+    <Content Include="Scripts\backbone\app.js" />
+    <Content Include="Scripts\backbone\bootstrapper.js" />
+    <Content Include="Scripts\backbone\constants.js" />
+    <Content Include="Scripts\backbone\controller.js" />
+    <Content Include="Scripts\backbone\models\profileCollection.js" />
+    <Content Include="Scripts\backbone\models\profileModel.js" />
+    <Content Include="Scripts\backbone\router.js" />
+    <Content Include="Scripts\backbone\utils.js" />
+    <Content Include="Scripts\backbone\views\qualityProfiles.js" />
     <Content Include="Scripts\conditional-validation.js" />
     <Content Include="Scripts\DataTables-1.9.4\media\js\FixedHeader.js" />
     <Content Include="Scripts\DataTables-1.9.4\media\js\FixedHeader.min.js" />
@@ -481,6 +493,8 @@
     <Content Include="Scripts\jquery.form.js" />
     <Content Include="Scripts\jquery-tgc-countdown-1.0.js" />
     <Content Include="Scripts\jquery.watermark.min.js" />
+    <Content Include="Scripts\underscore.js" />
+    <Content Include="Scripts\underscore.min.js" />
     <Content Include="Views\AddSeries\Index.cshtml" />
     <Content Include="Views\AddSeries\AddNew.cshtml" />
     <Content Include="Web.config">
diff --git a/NzbDrone.Web/Scripts/backbone.js b/NzbDrone.Web/Scripts/backbone.js
new file mode 100644
index 000000000..f53633158
--- /dev/null
+++ b/NzbDrone.Web/Scripts/backbone.js
@@ -0,0 +1,1431 @@
+//     Backbone.js 0.9.2
+
+//     (c) 2010-2012 Jeremy Ashkenas, DocumentCloud Inc.
+//     Backbone may be freely distributed under the MIT license.
+//     For all details and documentation:
+//     http://backbonejs.org
+
+(function(){
+
+  // Initial Setup
+  // -------------
+
+  // Save a reference to the global object (`window` in the browser, `global`
+  // on the server).
+  var root = this;
+
+  // Save the previous value of the `Backbone` variable, so that it can be
+  // restored later on, if `noConflict` is used.
+  var previousBackbone = root.Backbone;
+
+  // Create a local reference to slice/splice.
+  var slice = Array.prototype.slice;
+  var splice = Array.prototype.splice;
+
+  // The top-level namespace. All public Backbone classes and modules will
+  // be attached to this. Exported for both CommonJS and the browser.
+  var Backbone;
+  if (typeof exports !== 'undefined') {
+    Backbone = exports;
+  } else {
+    Backbone = root.Backbone = {};
+  }
+
+  // Current version of the library. Keep in sync with `package.json`.
+  Backbone.VERSION = '0.9.2';
+
+  // Require Underscore, if we're on the server, and it's not already present.
+  var _ = root._;
+  if (!_ && (typeof require !== 'undefined')) _ = require('underscore');
+
+  // For Backbone's purposes, jQuery, Zepto, or Ender owns the `$` variable.
+  var $ = root.jQuery || root.Zepto || root.ender;
+
+  // Set the JavaScript library that will be used for DOM manipulation and
+  // Ajax calls (a.k.a. the `$` variable). By default Backbone will use: jQuery,
+  // Zepto, or Ender; but the `setDomLibrary()` method lets you inject an
+  // alternate JavaScript library (or a mock library for testing your views
+  // outside of a browser).
+  Backbone.setDomLibrary = function(lib) {
+    $ = lib;
+  };
+
+  // Runs Backbone.js in *noConflict* mode, returning the `Backbone` variable
+  // to its previous owner. Returns a reference to this Backbone object.
+  Backbone.noConflict = function() {
+    root.Backbone = previousBackbone;
+    return this;
+  };
+
+  // Turn on `emulateHTTP` to support legacy HTTP servers. Setting this option
+  // will fake `"PUT"` and `"DELETE"` requests via the `_method` parameter and
+  // set a `X-Http-Method-Override` header.
+  Backbone.emulateHTTP = false;
+
+  // Turn on `emulateJSON` to support legacy servers that can't deal with direct
+  // `application/json` requests ... will encode the body as
+  // `application/x-www-form-urlencoded` instead and will send the model in a
+  // form param named `model`.
+  Backbone.emulateJSON = false;
+
+  // Backbone.Events
+  // -----------------
+
+  // Regular expression used to split event strings
+  var eventSplitter = /\s+/;
+
+  // A module that can be mixed in to *any object* in order to provide it with
+  // custom events. You may bind with `on` or remove with `off` callback functions
+  // to an event; trigger`-ing an event fires all callbacks in succession.
+  //
+  //     var object = {};
+  //     _.extend(object, Backbone.Events);
+  //     object.on('expand', function(){ alert('expanded'); });
+  //     object.trigger('expand');
+  //
+  var Events = Backbone.Events = {
+
+    // Bind one or more space separated events, `events`, to a `callback`
+    // function. Passing `"all"` will bind the callback to all events fired.
+    on: function(events, callback, context) {
+
+      var calls, event, node, tail, list;
+      if (!callback) return this;
+      events = events.split(eventSplitter);
+      calls = this._callbacks || (this._callbacks = {});
+
+      // Create an immutable callback list, allowing traversal during
+      // modification.  The tail is an empty object that will always be used
+      // as the next node.
+      while (event = events.shift()) {
+        list = calls[event];
+        node = list ? list.tail : {};
+        node.next = tail = {};
+        node.context = context;
+        node.callback = callback;
+        calls[event] = {tail: tail, next: list ? list.next : node};
+      }
+
+      return this;
+    },
+
+    // Remove one or many callbacks. If `context` is null, removes all callbacks
+    // with that function. If `callback` is null, removes all callbacks for the
+    // event. If `events` is null, removes all bound callbacks for all events.
+    off: function(events, callback, context) {
+      var event, calls, node, tail, cb, ctx;
+
+      // No events, or removing *all* events.
+      if (!(calls = this._callbacks)) return this;
+      if (!(events || callback || context)) {
+        delete this._callbacks;
+        return this;
+      }
+
+      // Loop through the listed events and contexts, splicing them out of the
+      // linked list of callbacks if appropriate.
+      events = events ? events.split(eventSplitter) : _.keys(calls);
+      while (event = events.shift()) {
+        node = calls[event];
+        delete calls[event];
+        if (!node || !(callback || context)) continue;
+        // Create a new list, omitting the indicated callbacks.
+        tail = node.tail;
+        while ((node = node.next) !== tail) {
+          cb = node.callback;
+          ctx = node.context;
+          if ((callback && cb !== callback) || (context && ctx !== context)) {
+            this.on(event, cb, ctx);
+          }
+        }
+      }
+
+      return this;
+    },
+
+    // Trigger one or many events, firing all bound callbacks. Callbacks are
+    // passed the same arguments as `trigger` is, apart from the event name
+    // (unless you're listening on `"all"`, which will cause your callback to
+    // receive the true name of the event as the first argument).
+    trigger: function(events) {
+      var event, node, calls, tail, args, all, rest;
+      if (!(calls = this._callbacks)) return this;
+      all = calls.all;
+      events = events.split(eventSplitter);
+      rest = slice.call(arguments, 1);
+
+      // For each event, walk through the linked list of callbacks twice,
+      // first to trigger the event, then to trigger any `"all"` callbacks.
+      while (event = events.shift()) {
+        if (node = calls[event]) {
+          tail = node.tail;
+          while ((node = node.next) !== tail) {
+            node.callback.apply(node.context || this, rest);
+          }
+        }
+        if (node = all) {
+          tail = node.tail;
+          args = [event].concat(rest);
+          while ((node = node.next) !== tail) {
+            node.callback.apply(node.context || this, args);
+          }
+        }
+      }
+
+      return this;
+    }
+
+  };
+
+  // Aliases for backwards compatibility.
+  Events.bind   = Events.on;
+  Events.unbind = Events.off;
+
+  // Backbone.Model
+  // --------------
+
+  // Create a new model, with defined attributes. A client id (`cid`)
+  // is automatically generated and assigned for you.
+  var Model = Backbone.Model = function(attributes, options) {
+    var defaults;
+    attributes || (attributes = {});
+    if (options && options.parse) attributes = this.parse(attributes);
+    if (defaults = getValue(this, 'defaults')) {
+      attributes = _.extend({}, defaults, attributes);
+    }
+    if (options && options.collection) this.collection = options.collection;
+    this.attributes = {};
+    this._escapedAttributes = {};
+    this.cid = _.uniqueId('c');
+    this.changed = {};
+    this._silent = {};
+    this._pending = {};
+    this.set(attributes, {silent: true});
+    // Reset change tracking.
+    this.changed = {};
+    this._silent = {};
+    this._pending = {};
+    this._previousAttributes = _.clone(this.attributes);
+    this.initialize.apply(this, arguments);
+  };
+
+  // Attach all inheritable methods to the Model prototype.
+  _.extend(Model.prototype, Events, {
+
+    // A hash of attributes whose current and previous value differ.
+    changed: null,
+
+    // A hash of attributes that have silently changed since the last time
+    // `change` was called.  Will become pending attributes on the next call.
+    _silent: null,
+
+    // A hash of attributes that have changed since the last `'change'` event
+    // began.
+    _pending: null,
+
+    // The default name for the JSON `id` attribute is `"id"`. MongoDB and
+    // CouchDB users may want to set this to `"_id"`.
+    idAttribute: 'id',
+
+    // Initialize is an empty function by default. Override it with your own
+    // initialization logic.
+    initialize: function(){},
+
+    // Return a copy of the model's `attributes` object.
+    toJSON: function(options) {
+      return _.clone(this.attributes);
+    },
+
+    // Get the value of an attribute.
+    get: function(attr) {
+      return this.attributes[attr];
+    },
+
+    // Get the HTML-escaped value of an attribute.
+    escape: function(attr) {
+      var html;
+      if (html = this._escapedAttributes[attr]) return html;
+      var val = this.get(attr);
+      return this._escapedAttributes[attr] = _.escape(val == null ? '' : '' + val);
+    },
+
+    // Returns `true` if the attribute contains a value that is not null
+    // or undefined.
+    has: function(attr) {
+      return this.get(attr) != null;
+    },
+
+    // Set a hash of model attributes on the object, firing `"change"` unless
+    // you choose to silence it.
+    set: function(key, value, options) {
+      var attrs, attr, val;
+
+      // Handle both `"key", value` and `{key: value}` -style arguments.
+      if (_.isObject(key) || key == null) {
+        attrs = key;
+        options = value;
+      } else {
+        attrs = {};
+        attrs[key] = value;
+      }
+
+      // Extract attributes and options.
+      options || (options = {});
+      if (!attrs) return this;
+      if (attrs instanceof Model) attrs = attrs.attributes;
+      if (options.unset) for (attr in attrs) attrs[attr] = void 0;
+
+      // Run validation.
+      if (!this._validate(attrs, options)) return false;
+
+      // Check for changes of `id`.
+      if (this.idAttribute in attrs) this.id = attrs[this.idAttribute];
+
+      var changes = options.changes = {};
+      var now = this.attributes;
+      var escaped = this._escapedAttributes;
+      var prev = this._previousAttributes || {};
+
+      // For each `set` attribute...
+      for (attr in attrs) {
+        val = attrs[attr];
+
+        // If the new and current value differ, record the change.
+        if (!_.isEqual(now[attr], val) || (options.unset && _.has(now, attr))) {
+          delete escaped[attr];
+          (options.silent ? this._silent : changes)[attr] = true;
+        }
+
+        // Update or delete the current value.
+        options.unset ? delete now[attr] : now[attr] = val;
+
+        // If the new and previous value differ, record the change.  If not,
+        // then remove changes for this attribute.
+        if (!_.isEqual(prev[attr], val) || (_.has(now, attr) != _.has(prev, attr))) {
+          this.changed[attr] = val;
+          if (!options.silent) this._pending[attr] = true;
+        } else {
+          delete this.changed[attr];
+          delete this._pending[attr];
+        }
+      }
+
+      // Fire the `"change"` events.
+      if (!options.silent) this.change(options);
+      return this;
+    },
+
+    // Remove an attribute from the model, firing `"change"` unless you choose
+    // to silence it. `unset` is a noop if the attribute doesn't exist.
+    unset: function(attr, options) {
+      (options || (options = {})).unset = true;
+      return this.set(attr, null, options);
+    },
+
+    // Clear all attributes on the model, firing `"change"` unless you choose
+    // to silence it.
+    clear: function(options) {
+      (options || (options = {})).unset = true;
+      return this.set(_.clone(this.attributes), options);
+    },
+
+    // Fetch the model from the server. If the server's representation of the
+    // model differs from its current attributes, they will be overriden,
+    // triggering a `"change"` event.
+    fetch: function(options) {
+      options = options ? _.clone(options) : {};
+      var model = this;
+      var success = options.success;
+      options.success = function(resp, status, xhr) {
+        if (!model.set(model.parse(resp, xhr), options)) return false;
+        if (success) success(model, resp);
+      };
+      options.error = Backbone.wrapError(options.error, model, options);
+      return (this.sync || Backbone.sync).call(this, 'read', this, options);
+    },
+
+    // Set a hash of model attributes, and sync the model to the server.
+    // If the server returns an attributes hash that differs, the model's
+    // state will be `set` again.
+    save: function(key, value, options) {
+      var attrs, current;
+
+      // Handle both `("key", value)` and `({key: value})` -style calls.
+      if (_.isObject(key) || key == null) {
+        attrs = key;
+        options = value;
+      } else {
+        attrs = {};
+        attrs[key] = value;
+      }
+      options = options ? _.clone(options) : {};
+
+      // If we're "wait"-ing to set changed attributes, validate early.
+      if (options.wait) {
+        if (!this._validate(attrs, options)) return false;
+        current = _.clone(this.attributes);
+      }
+
+      // Regular saves `set` attributes before persisting to the server.
+      var silentOptions = _.extend({}, options, {silent: true});
+      if (attrs && !this.set(attrs, options.wait ? silentOptions : options)) {
+        return false;
+      }
+
+      // After a successful server-side save, the client is (optionally)
+      // updated with the server-side state.
+      var model = this;
+      var success = options.success;
+      options.success = function(resp, status, xhr) {
+        var serverAttrs = model.parse(resp, xhr);
+        if (options.wait) {
+          delete options.wait;
+          serverAttrs = _.extend(attrs || {}, serverAttrs);
+        }
+        if (!model.set(serverAttrs, options)) return false;
+        if (success) {
+          success(model, resp);
+        } else {
+          model.trigger('sync', model, resp, options);
+        }
+      };
+
+      // Finish configuring and sending the Ajax request.
+      options.error = Backbone.wrapError(options.error, model, options);
+      var method = this.isNew() ? 'create' : 'update';
+      var xhr = (this.sync || Backbone.sync).call(this, method, this, options);
+      if (options.wait) this.set(current, silentOptions);
+      return xhr;
+    },
+
+    // Destroy this model on the server if it was already persisted.
+    // Optimistically removes the model from its collection, if it has one.
+    // If `wait: true` is passed, waits for the server to respond before removal.
+    destroy: function(options) {
+      options = options ? _.clone(options) : {};
+      var model = this;
+      var success = options.success;
+
+      var triggerDestroy = function() {
+        model.trigger('destroy', model, model.collection, options);
+      };
+
+      if (this.isNew()) {
+        triggerDestroy();
+        return false;
+      }
+
+      options.success = function(resp) {
+        if (options.wait) triggerDestroy();
+        if (success) {
+          success(model, resp);
+        } else {
+          model.trigger('sync', model, resp, options);
+        }
+      };
+
+      options.error = Backbone.wrapError(options.error, model, options);
+      var xhr = (this.sync || Backbone.sync).call(this, 'delete', this, options);
+      if (!options.wait) triggerDestroy();
+      return xhr;
+    },
+
+    // Default URL for the model's representation on the server -- if you're
+    // using Backbone's restful methods, override this to change the endpoint
+    // that will be called.
+    url: function() {
+      var base = getValue(this, 'urlRoot') || getValue(this.collection, 'url') || urlError();
+      if (this.isNew()) return base;
+      return base + (base.charAt(base.length - 1) == '/' ? '' : '/') + encodeURIComponent(this.id);
+    },
+
+    // **parse** converts a response into the hash of attributes to be `set` on
+    // the model. The default implementation is just to pass the response along.
+    parse: function(resp, xhr) {
+      return resp;
+    },
+
+    // Create a new model with identical attributes to this one.
+    clone: function() {
+      return new this.constructor(this.attributes);
+    },
+
+    // A model is new if it has never been saved to the server, and lacks an id.
+    isNew: function() {
+      return this.id == null;
+    },
+
+    // Call this method to manually fire a `"change"` event for this model and
+    // a `"change:attribute"` event for each changed attribute.
+    // Calling this will cause all objects observing the model to update.
+    change: function(options) {
+      options || (options = {});
+      var changing = this._changing;
+      this._changing = true;
+
+      // Silent changes become pending changes.
+      for (var attr in this._silent) this._pending[attr] = true;
+
+      // Silent changes are triggered.
+      var changes = _.extend({}, options.changes, this._silent);
+      this._silent = {};
+      for (var attr in changes) {
+        this.trigger('change:' + attr, this, this.get(attr), options);
+      }
+      if (changing) return this;
+
+      // Continue firing `"change"` events while there are pending changes.
+      while (!_.isEmpty(this._pending)) {
+        this._pending = {};
+        this.trigger('change', this, options);
+        // Pending and silent changes still remain.
+        for (var attr in this.changed) {
+          if (this._pending[attr] || this._silent[attr]) continue;
+          delete this.changed[attr];
+        }
+        this._previousAttributes = _.clone(this.attributes);
+      }
+
+      this._changing = false;
+      return this;
+    },
+
+    // Determine if the model has changed since the last `"change"` event.
+    // If you specify an attribute name, determine if that attribute has changed.
+    hasChanged: function(attr) {
+      if (!arguments.length) return !_.isEmpty(this.changed);
+      return _.has(this.changed, attr);
+    },
+
+    // Return an object containing all the attributes that have changed, or
+    // false if there are no changed attributes. Useful for determining what
+    // parts of a view need to be updated and/or what attributes need to be
+    // persisted to the server. Unset attributes will be set to undefined.
+    // You can also pass an attributes object to diff against the model,
+    // determining if there *would be* a change.
+    changedAttributes: function(diff) {
+      if (!diff) return this.hasChanged() ? _.clone(this.changed) : false;
+      var val, changed = false, old = this._previousAttributes;
+      for (var attr in diff) {
+        if (_.isEqual(old[attr], (val = diff[attr]))) continue;
+        (changed || (changed = {}))[attr] = val;
+      }
+      return changed;
+    },
+
+    // Get the previous value of an attribute, recorded at the time the last
+    // `"change"` event was fired.
+    previous: function(attr) {
+      if (!arguments.length || !this._previousAttributes) return null;
+      return this._previousAttributes[attr];
+    },
+
+    // Get all of the attributes of the model at the time of the previous
+    // `"change"` event.
+    previousAttributes: function() {
+      return _.clone(this._previousAttributes);
+    },
+
+    // Check if the model is currently in a valid state. It's only possible to
+    // get into an *invalid* state if you're using silent changes.
+    isValid: function() {
+      return !this.validate || !this.validate(this.attributes);
+    },
+
+    // Run validation against the next complete set of model attributes,
+    // returning `true` if all is well. If a specific `error` callback has
+    // been passed, call that instead of firing the general `"error"` event.
+    _validate: function(attrs, options) {
+      if (options.silent || !this.validate) return true;
+      attrs = _.extend({}, this.attributes, attrs);
+      var error = this.validate(attrs, options);
+      if (!error) return true;
+      if (options && options.error) {
+        options.error(this, error, options);
+      } else {
+        this.trigger('error', this, error, options);
+      }
+      return false;
+    }
+
+  });
+
+  // Backbone.Collection
+  // -------------------
+
+  // Provides a standard collection class for our sets of models, ordered
+  // or unordered. If a `comparator` is specified, the Collection will maintain
+  // its models in sort order, as they're added and removed.
+  var Collection = Backbone.Collection = function(models, options) {
+    options || (options = {});
+    if (options.model) this.model = options.model;
+    if (options.comparator) this.comparator = options.comparator;
+    this._reset();
+    this.initialize.apply(this, arguments);
+    if (models) this.reset(models, {silent: true, parse: options.parse});
+  };
+
+  // Define the Collection's inheritable methods.
+  _.extend(Collection.prototype, Events, {
+
+    // The default model for a collection is just a **Backbone.Model**.
+    // This should be overridden in most cases.
+    model: Model,
+
+    // Initialize is an empty function by default. Override it with your own
+    // initialization logic.
+    initialize: function(){},
+
+    // The JSON representation of a Collection is an array of the
+    // models' attributes.
+    toJSON: function(options) {
+      return this.map(function(model){ return model.toJSON(options); });
+    },
+
+    // Add a model, or list of models to the set. Pass **silent** to avoid
+    // firing the `add` event for every new model.
+    add: function(models, options) {
+      var i, index, length, model, cid, id, cids = {}, ids = {}, dups = [];
+      options || (options = {});
+      models = _.isArray(models) ? models.slice() : [models];
+
+      // Begin by turning bare objects into model references, and preventing
+      // invalid models or duplicate models from being added.
+      for (i = 0, length = models.length; i < length; i++) {
+        if (!(model = models[i] = this._prepareModel(models[i], options))) {
+          throw new Error("Can't add an invalid model to a collection");
+        }
+        cid = model.cid;
+        id = model.id;
+        if (cids[cid] || this._byCid[cid] || ((id != null) && (ids[id] || this._byId[id]))) {
+          dups.push(i);
+          continue;
+        }
+        cids[cid] = ids[id] = model;
+      }
+
+      // Remove duplicates.
+      i = dups.length;
+      while (i--) {
+        models.splice(dups[i], 1);
+      }
+
+      // Listen to added models' events, and index models for lookup by
+      // `id` and by `cid`.
+      for (i = 0, length = models.length; i < length; i++) {
+        (model = models[i]).on('all', this._onModelEvent, this);
+        this._byCid[model.cid] = model;
+        if (model.id != null) this._byId[model.id] = model;
+      }
+
+      // Insert models into the collection, re-sorting if needed, and triggering
+      // `add` events unless silenced.
+      this.length += length;
+      index = options.at != null ? options.at : this.models.length;
+      splice.apply(this.models, [index, 0].concat(models));
+      if (this.comparator && options.at == null) this.sort({silent: true});
+      if (options.silent) return this;
+      for (i = 0, length = this.models.length; i < length; i++) {
+        if (!cids[(model = this.models[i]).cid]) continue;
+        options.index = i;
+        model.trigger('add', model, this, options);
+      }
+      return this;
+    },
+
+    // Remove a model, or a list of models from the set. Pass silent to avoid
+    // firing the `remove` event for every model removed.
+    remove: function(models, options) {
+      var i, l, index, model;
+      options || (options = {});
+      models = _.isArray(models) ? models.slice() : [models];
+      for (i = 0, l = models.length; i < l; i++) {
+        model = this.getByCid(models[i]) || this.get(models[i]);
+        if (!model) continue;
+        delete this._byId[model.id];
+        delete this._byCid[model.cid];
+        index = this.indexOf(model);
+        this.models.splice(index, 1);
+        this.length--;
+        if (!options.silent) {
+          options.index = index;
+          model.trigger('remove', model, this, options);
+        }
+        this._removeReference(model);
+      }
+      return this;
+    },
+
+    // Add a model to the end of the collection.
+    push: function(model, options) {
+      model = this._prepareModel(model, options);
+      this.add(model, options);
+      return model;
+    },
+
+    // Remove a model from the end of the collection.
+    pop: function(options) {
+      var model = this.at(this.length - 1);
+      this.remove(model, options);
+      return model;
+    },
+
+    // Add a model to the beginning of the collection.
+    unshift: function(model, options) {
+      model = this._prepareModel(model, options);
+      this.add(model, _.extend({at: 0}, options));
+      return model;
+    },
+
+    // Remove a model from the beginning of the collection.
+    shift: function(options) {
+      var model = this.at(0);
+      this.remove(model, options);
+      return model;
+    },
+
+    // Get a model from the set by id.
+    get: function(id) {
+      if (id == null) return void 0;
+      return this._byId[id.id != null ? id.id : id];
+    },
+
+    // Get a model from the set by client id.
+    getByCid: function(cid) {
+      return cid && this._byCid[cid.cid || cid];
+    },
+
+    // Get the model at the given index.
+    at: function(index) {
+      return this.models[index];
+    },
+
+    // Return models with matching attributes. Useful for simple cases of `filter`.
+    where: function(attrs) {
+      if (_.isEmpty(attrs)) return [];
+      return this.filter(function(model) {
+        for (var key in attrs) {
+          if (attrs[key] !== model.get(key)) return false;
+        }
+        return true;
+      });
+    },
+
+    // Force the collection to re-sort itself. You don't need to call this under
+    // normal circumstances, as the set will maintain sort order as each item
+    // is added.
+    sort: function(options) {
+      options || (options = {});
+      if (!this.comparator) throw new Error('Cannot sort a set without a comparator');
+      var boundComparator = _.bind(this.comparator, this);
+      if (this.comparator.length == 1) {
+        this.models = this.sortBy(boundComparator);
+      } else {
+        this.models.sort(boundComparator);
+      }
+      if (!options.silent) this.trigger('reset', this, options);
+      return this;
+    },
+
+    // Pluck an attribute from each model in the collection.
+    pluck: function(attr) {
+      return _.map(this.models, function(model){ return model.get(attr); });
+    },
+
+    // When you have more items than you want to add or remove individually,
+    // you can reset the entire set with a new list of models, without firing
+    // any `add` or `remove` events. Fires `reset` when finished.
+    reset: function(models, options) {
+      models  || (models = []);
+      options || (options = {});
+      for (var i = 0, l = this.models.length; i < l; i++) {
+        this._removeReference(this.models[i]);
+      }
+      this._reset();
+      this.add(models, _.extend({silent: true}, options));
+      if (!options.silent) this.trigger('reset', this, options);
+      return this;
+    },
+
+    // Fetch the default set of models for this collection, resetting the
+    // collection when they arrive. If `add: true` is passed, appends the
+    // models to the collection instead of resetting.
+    fetch: function(options) {
+      options = options ? _.clone(options) : {};
+      if (options.parse === undefined) options.parse = true;
+      var collection = this;
+      var success = options.success;
+      options.success = function(resp, status, xhr) {
+        collection[options.add ? 'add' : 'reset'](collection.parse(resp, xhr), options);
+        if (success) success(collection, resp);
+      };
+      options.error = Backbone.wrapError(options.error, collection, options);
+      return (this.sync || Backbone.sync).call(this, 'read', this, options);
+    },
+
+    // Create a new instance of a model in this collection. Add the model to the
+    // collection immediately, unless `wait: true` is passed, in which case we
+    // wait for the server to agree.
+    create: function(model, options) {
+      var coll = this;
+      options = options ? _.clone(options) : {};
+      model = this._prepareModel(model, options);
+      if (!model) return false;
+      if (!options.wait) coll.add(model, options);
+      var success = options.success;
+      options.success = function(nextModel, resp, xhr) {
+        if (options.wait) coll.add(nextModel, options);
+        if (success) {
+          success(nextModel, resp);
+        } else {
+          nextModel.trigger('sync', model, resp, options);
+        }
+      };
+      model.save(null, options);
+      return model;
+    },
+
+    // **parse** converts a response into a list of models to be added to the
+    // collection. The default implementation is just to pass it through.
+    parse: function(resp, xhr) {
+      return resp;
+    },
+
+    // Proxy to _'s chain. Can't be proxied the same way the rest of the
+    // underscore methods are proxied because it relies on the underscore
+    // constructor.
+    chain: function () {
+      return _(this.models).chain();
+    },
+
+    // Reset all internal state. Called when the collection is reset.
+    _reset: function(options) {
+      this.length = 0;
+      this.models = [];
+      this._byId  = {};
+      this._byCid = {};
+    },
+
+    // Prepare a model or hash of attributes to be added to this collection.
+    _prepareModel: function(model, options) {
+      options || (options = {});
+      if (!(model instanceof Model)) {
+        var attrs = model;
+        options.collection = this;
+        model = new this.model(attrs, options);
+        if (!model._validate(model.attributes, options)) model = false;
+      } else if (!model.collection) {
+        model.collection = this;
+      }
+      return model;
+    },
+
+    // Internal method to remove a model's ties to a collection.
+    _removeReference: function(model) {
+      if (this == model.collection) {
+        delete model.collection;
+      }
+      model.off('all', this._onModelEvent, this);
+    },
+
+    // Internal method called every time a model in the set fires an event.
+    // Sets need to update their indexes when models change ids. All other
+    // events simply proxy through. "add" and "remove" events that originate
+    // in other collections are ignored.
+    _onModelEvent: function(event, model, collection, options) {
+      if ((event == 'add' || event == 'remove') && collection != this) return;
+      if (event == 'destroy') {
+        this.remove(model, options);
+      }
+      if (model && event === 'change:' + model.idAttribute) {
+        delete this._byId[model.previous(model.idAttribute)];
+        this._byId[model.id] = model;
+      }
+      this.trigger.apply(this, arguments);
+    }
+
+  });
+
+  // Underscore methods that we want to implement on the Collection.
+  var methods = ['forEach', 'each', 'map', 'reduce', 'reduceRight', 'find',
+    'detect', 'filter', 'select', 'reject', 'every', 'all', 'some', 'any',
+    'include', 'contains', 'invoke', 'max', 'min', 'sortBy', 'sortedIndex',
+    'toArray', 'size', 'first', 'initial', 'rest', 'last', 'without', 'indexOf',
+    'shuffle', 'lastIndexOf', 'isEmpty', 'groupBy'];
+
+  // Mix in each Underscore method as a proxy to `Collection#models`.
+  _.each(methods, function(method) {
+    Collection.prototype[method] = function() {
+      return _[method].apply(_, [this.models].concat(_.toArray(arguments)));
+    };
+  });
+
+  // Backbone.Router
+  // -------------------
+
+  // Routers map faux-URLs to actions, and fire events when routes are
+  // matched. Creating a new one sets its `routes` hash, if not set statically.
+  var Router = Backbone.Router = function(options) {
+    options || (options = {});
+    if (options.routes) this.routes = options.routes;
+    this._bindRoutes();
+    this.initialize.apply(this, arguments);
+  };
+
+  // Cached regular expressions for matching named param parts and splatted
+  // parts of route strings.
+  var namedParam    = /:\w+/g;
+  var splatParam    = /\*\w+/g;
+  var escapeRegExp  = /[-[\]{}()+?.,\\^$|#\s]/g;
+
+  // Set up all inheritable **Backbone.Router** properties and methods.
+  _.extend(Router.prototype, Events, {
+
+    // Initialize is an empty function by default. Override it with your own
+    // initialization logic.
+    initialize: function(){},
+
+    // Manually bind a single named route to a callback. For example:
+    //
+    //     this.route('search/:query/p:num', 'search', function(query, num) {
+    //       ...
+    //     });
+    //
+    route: function(route, name, callback) {
+      Backbone.history || (Backbone.history = new History);
+      if (!_.isRegExp(route)) route = this._routeToRegExp(route);
+      if (!callback) callback = this[name];
+      Backbone.history.route(route, _.bind(function(fragment) {
+        var args = this._extractParameters(route, fragment);
+        callback && callback.apply(this, args);
+        this.trigger.apply(this, ['route:' + name].concat(args));
+        Backbone.history.trigger('route', this, name, args);
+      }, this));
+      return this;
+    },
+
+    // Simple proxy to `Backbone.history` to save a fragment into the history.
+    navigate: function(fragment, options) {
+      Backbone.history.navigate(fragment, options);
+    },
+
+    // Bind all defined routes to `Backbone.history`. We have to reverse the
+    // order of the routes here to support behavior where the most general
+    // routes can be defined at the bottom of the route map.
+    _bindRoutes: function() {
+      if (!this.routes) return;
+      var routes = [];
+      for (var route in this.routes) {
+        routes.unshift([route, this.routes[route]]);
+      }
+      for (var i = 0, l = routes.length; i < l; i++) {
+        this.route(routes[i][0], routes[i][1], this[routes[i][1]]);
+      }
+    },
+
+    // Convert a route string into a regular expression, suitable for matching
+    // against the current location hash.
+    _routeToRegExp: function(route) {
+      route = route.replace(escapeRegExp, '\\$&')
+                   .replace(namedParam, '([^\/]+)')
+                   .replace(splatParam, '(.*?)');
+      return new RegExp('^' + route + '$');
+    },
+
+    // Given a route, and a URL fragment that it matches, return the array of
+    // extracted parameters.
+    _extractParameters: function(route, fragment) {
+      return route.exec(fragment).slice(1);
+    }
+
+  });
+
+  // Backbone.History
+  // ----------------
+
+  // Handles cross-browser history management, based on URL fragments. If the
+  // browser does not support `onhashchange`, falls back to polling.
+  var History = Backbone.History = function() {
+    this.handlers = [];
+    _.bindAll(this, 'checkUrl');
+  };
+
+  // Cached regex for cleaning leading hashes and slashes .
+  var routeStripper = /^[#\/]/;
+
+  // Cached regex for detecting MSIE.
+  var isExplorer = /msie [\w.]+/;
+
+  // Has the history handling already been started?
+  History.started = false;
+
+  // Set up all inheritable **Backbone.History** properties and methods.
+  _.extend(History.prototype, Events, {
+
+    // The default interval to poll for hash changes, if necessary, is
+    // twenty times a second.
+    interval: 50,
+
+    // Gets the true hash value. Cannot use location.hash directly due to bug
+    // in Firefox where location.hash will always be decoded.
+    getHash: function(windowOverride) {
+      var loc = windowOverride ? windowOverride.location : window.location;
+      var match = loc.href.match(/#(.*)$/);
+      return match ? match[1] : '';
+    },
+
+    // Get the cross-browser normalized URL fragment, either from the URL,
+    // the hash, or the override.
+    getFragment: function(fragment, forcePushState) {
+      if (fragment == null) {
+        if (this._hasPushState || forcePushState) {
+          fragment = window.location.pathname;
+          var search = window.location.search;
+          if (search) fragment += search;
+        } else {
+          fragment = this.getHash();
+        }
+      }
+      if (!fragment.indexOf(this.options.root)) fragment = fragment.substr(this.options.root.length);
+      return fragment.replace(routeStripper, '');
+    },
+
+    // Start the hash change handling, returning `true` if the current URL matches
+    // an existing route, and `false` otherwise.
+    start: function(options) {
+      if (History.started) throw new Error("Backbone.history has already been started");
+      History.started = true;
+
+      // Figure out the initial configuration. Do we need an iframe?
+      // Is pushState desired ... is it available?
+      this.options          = _.extend({}, {root: '/'}, this.options, options);
+      this._wantsHashChange = this.options.hashChange !== false;
+      this._wantsPushState  = !!this.options.pushState;
+      this._hasPushState    = !!(this.options.pushState && window.history && window.history.pushState);
+      var fragment          = this.getFragment();
+      var docMode           = document.documentMode;
+      var oldIE             = (isExplorer.exec(navigator.userAgent.toLowerCase()) && (!docMode || docMode <= 7));
+
+      if (oldIE) {
+        this.iframe = $('<iframe src="javascript:0" tabindex="-1" />').hide().appendTo('body')[0].contentWindow;
+        this.navigate(fragment);
+      }
+
+      // Depending on whether we're using pushState or hashes, and whether
+      // 'onhashchange' is supported, determine how we check the URL state.
+      if (this._hasPushState) {
+        $(window).bind('popstate', this.checkUrl);
+      } else if (this._wantsHashChange && ('onhashchange' in window) && !oldIE) {
+        $(window).bind('hashchange', this.checkUrl);
+      } else if (this._wantsHashChange) {
+        this._checkUrlInterval = setInterval(this.checkUrl, this.interval);
+      }
+
+      // Determine if we need to change the base url, for a pushState link
+      // opened by a non-pushState browser.
+      this.fragment = fragment;
+      var loc = window.location;
+      var atRoot  = loc.pathname == this.options.root;
+
+      // If we've started off with a route from a `pushState`-enabled browser,
+      // but we're currently in a browser that doesn't support it...
+      if (this._wantsHashChange && this._wantsPushState && !this._hasPushState && !atRoot) {
+        this.fragment = this.getFragment(null, true);
+        window.location.replace(this.options.root + '#' + this.fragment);
+        // Return immediately as browser will do redirect to new url
+        return true;
+
+      // Or if we've started out with a hash-based route, but we're currently
+      // in a browser where it could be `pushState`-based instead...
+      } else if (this._wantsPushState && this._hasPushState && atRoot && loc.hash) {
+        this.fragment = this.getHash().replace(routeStripper, '');
+        window.history.replaceState({}, document.title, loc.protocol + '//' + loc.host + this.options.root + this.fragment);
+      }
+
+      if (!this.options.silent) {
+        return this.loadUrl();
+      }
+    },
+
+    // Disable Backbone.history, perhaps temporarily. Not useful in a real app,
+    // but possibly useful for unit testing Routers.
+    stop: function() {
+      $(window).unbind('popstate', this.checkUrl).unbind('hashchange', this.checkUrl);
+      clearInterval(this._checkUrlInterval);
+      History.started = false;
+    },
+
+    // Add a route to be tested when the fragment changes. Routes added later
+    // may override previous routes.
+    route: function(route, callback) {
+      this.handlers.unshift({route: route, callback: callback});
+    },
+
+    // Checks the current URL to see if it has changed, and if it has,
+    // calls `loadUrl`, normalizing across the hidden iframe.
+    checkUrl: function(e) {
+      var current = this.getFragment();
+      if (current == this.fragment && this.iframe) current = this.getFragment(this.getHash(this.iframe));
+      if (current == this.fragment) return false;
+      if (this.iframe) this.navigate(current);
+      this.loadUrl() || this.loadUrl(this.getHash());
+    },
+
+    // Attempt to load the current URL fragment. If a route succeeds with a
+    // match, returns `true`. If no defined routes matches the fragment,
+    // returns `false`.
+    loadUrl: function(fragmentOverride) {
+      var fragment = this.fragment = this.getFragment(fragmentOverride);
+      var matched = _.any(this.handlers, function(handler) {
+        if (handler.route.test(fragment)) {
+          handler.callback(fragment);
+          return true;
+        }
+      });
+      return matched;
+    },
+
+    // Save a fragment into the hash history, or replace the URL state if the
+    // 'replace' option is passed. You are responsible for properly URL-encoding
+    // the fragment in advance.
+    //
+    // The options object can contain `trigger: true` if you wish to have the
+    // route callback be fired (not usually desirable), or `replace: true`, if
+    // you wish to modify the current URL without adding an entry to the history.
+    navigate: function(fragment, options) {
+      if (!History.started) return false;
+      if (!options || options === true) options = {trigger: options};
+      var frag = (fragment || '').replace(routeStripper, '');
+      if (this.fragment == frag) return;
+
+      // If pushState is available, we use it to set the fragment as a real URL.
+      if (this._hasPushState) {
+        if (frag.indexOf(this.options.root) != 0) frag = this.options.root + frag;
+        this.fragment = frag;
+        window.history[options.replace ? 'replaceState' : 'pushState']({}, document.title, frag);
+
+      // If hash changes haven't been explicitly disabled, update the hash
+      // fragment to store history.
+      } else if (this._wantsHashChange) {
+        this.fragment = frag;
+        this._updateHash(window.location, frag, options.replace);
+        if (this.iframe && (frag != this.getFragment(this.getHash(this.iframe)))) {
+          // Opening and closing the iframe tricks IE7 and earlier to push a history entry on hash-tag change.
+          // When replace is true, we don't want this.
+          if(!options.replace) this.iframe.document.open().close();
+          this._updateHash(this.iframe.location, frag, options.replace);
+        }
+
+      // If you've told us that you explicitly don't want fallback hashchange-
+      // based history, then `navigate` becomes a page refresh.
+      } else {
+        window.location.assign(this.options.root + fragment);
+      }
+      if (options.trigger) this.loadUrl(fragment);
+    },
+
+    // Update the hash location, either replacing the current entry, or adding
+    // a new one to the browser history.
+    _updateHash: function(location, fragment, replace) {
+      if (replace) {
+        location.replace(location.toString().replace(/(javascript:|#).*$/, '') + '#' + fragment);
+      } else {
+        location.hash = fragment;
+      }
+    }
+  });
+
+  // Backbone.View
+  // -------------
+
+  // Creating a Backbone.View creates its initial element outside of the DOM,
+  // if an existing element is not provided...
+  var View = Backbone.View = function(options) {
+    this.cid = _.uniqueId('view');
+    this._configure(options || {});
+    this._ensureElement();
+    this.initialize.apply(this, arguments);
+    this.delegateEvents();
+  };
+
+  // Cached regex to split keys for `delegate`.
+  var delegateEventSplitter = /^(\S+)\s*(.*)$/;
+
+  // List of view options to be merged as properties.
+  var viewOptions = ['model', 'collection', 'el', 'id', 'attributes', 'className', 'tagName'];
+
+  // Set up all inheritable **Backbone.View** properties and methods.
+  _.extend(View.prototype, Events, {
+
+    // The default `tagName` of a View's element is `"div"`.
+    tagName: 'div',
+
+    // jQuery delegate for element lookup, scoped to DOM elements within the
+    // current view. This should be prefered to global lookups where possible.
+    $: function(selector) {
+      return this.$el.find(selector);
+    },
+
+    // Initialize is an empty function by default. Override it with your own
+    // initialization logic.
+    initialize: function(){},
+
+    // **render** is the core function that your view should override, in order
+    // to populate its element (`this.el`), with the appropriate HTML. The
+    // convention is for **render** to always return `this`.
+    render: function() {
+      return this;
+    },
+
+    // Remove this view from the DOM. Note that the view isn't present in the
+    // DOM by default, so calling this method may be a no-op.
+    remove: function() {
+      this.$el.remove();
+      return this;
+    },
+
+    // For small amounts of DOM Elements, where a full-blown template isn't
+    // needed, use **make** to manufacture elements, one at a time.
+    //
+    //     var el = this.make('li', {'class': 'row'}, this.model.escape('title'));
+    //
+    make: function(tagName, attributes, content) {
+      var el = document.createElement(tagName);
+      if (attributes) $(el).attr(attributes);
+      if (content != null) $(el).html(content);
+      return el;
+    },
+
+    // Change the view's element (`this.el` property), including event
+    // re-delegation.
+    setElement: function(element, delegate) {
+      if (this.$el) this.undelegateEvents();
+      this.$el = (element instanceof $) ? element : $(element);
+      this.el = this.$el[0];
+      if (delegate !== false) this.delegateEvents();
+      return this;
+    },
+
+    // Set callbacks, where `this.events` is a hash of
+    //
+    // *{"event selector": "callback"}*
+    //
+    //     {
+    //       'mousedown .title':  'edit',
+    //       'click .button':     'save'
+    //       'click .open':       function(e) { ... }
+    //     }
+    //
+    // pairs. Callbacks will be bound to the view, with `this` set properly.
+    // Uses event delegation for efficiency.
+    // Omitting the selector binds the event to `this.el`.
+    // This only works for delegate-able events: not `focus`, `blur`, and
+    // not `change`, `submit`, and `reset` in Internet Explorer.
+    delegateEvents: function(events) {
+      if (!(events || (events = getValue(this, 'events')))) return;
+      this.undelegateEvents();
+      for (var key in events) {
+        var method = events[key];
+        if (!_.isFunction(method)) method = this[events[key]];
+        if (!method) throw new Error('Method "' + events[key] + '" does not exist');
+        var match = key.match(delegateEventSplitter);
+        var eventName = match[1], selector = match[2];
+        method = _.bind(method, this);
+        eventName += '.delegateEvents' + this.cid;
+        if (selector === '') {
+          this.$el.bind(eventName, method);
+        } else {
+          this.$el.delegate(selector, eventName, method);
+        }
+      }
+    },
+
+    // Clears all callbacks previously bound to the view with `delegateEvents`.
+    // You usually don't need to use this, but may wish to if you have multiple
+    // Backbone views attached to the same DOM element.
+    undelegateEvents: function() {
+      this.$el.unbind('.delegateEvents' + this.cid);
+    },
+
+    // Performs the initial configuration of a View with a set of options.
+    // Keys with special meaning *(model, collection, id, className)*, are
+    // attached directly to the view.
+    _configure: function(options) {
+      if (this.options) options = _.extend({}, this.options, options);
+      for (var i = 0, l = viewOptions.length; i < l; i++) {
+        var attr = viewOptions[i];
+        if (options[attr]) this[attr] = options[attr];
+      }
+      this.options = options;
+    },
+
+    // Ensure that the View has a DOM element to render into.
+    // If `this.el` is a string, pass it through `$()`, take the first
+    // matching element, and re-assign it to `el`. Otherwise, create
+    // an element from the `id`, `className` and `tagName` properties.
+    _ensureElement: function() {
+      if (!this.el) {
+        var attrs = _.extend({}, getValue(this, 'attributes'));
+        if (this.id) attrs.id = this.id;
+        if (this.className) attrs['class'] = this.className;
+        this.setElement(this.make(this.tagName, attrs), false);
+      } else {
+        this.setElement(this.el, false);
+      }
+    }
+
+  });
+
+  // The self-propagating extend function that Backbone classes use.
+  var extend = function (protoProps, classProps) {
+    var child = inherits(this, protoProps, classProps);
+    child.extend = this.extend;
+    return child;
+  };
+
+  // Set up inheritance for the model, collection, and view.
+  Model.extend = Collection.extend = Router.extend = View.extend = extend;
+
+  // Backbone.sync
+  // -------------
+
+  // Map from CRUD to HTTP for our default `Backbone.sync` implementation.
+  var methodMap = {
+    'create': 'POST',
+    'update': 'PUT',
+    'delete': 'DELETE',
+    'read':   'GET'
+  };
+
+  // Override this function to change the manner in which Backbone persists
+  // models to the server. You will be passed the type of request, and the
+  // model in question. By default, makes a RESTful Ajax request
+  // to the model's `url()`. Some possible customizations could be:
+  //
+  // * Use `setTimeout` to batch rapid-fire updates into a single request.
+  // * Send up the models as XML instead of JSON.
+  // * Persist models via WebSockets instead of Ajax.
+  //
+  // Turn on `Backbone.emulateHTTP` in order to send `PUT` and `DELETE` requests
+  // as `POST`, with a `_method` parameter containing the true HTTP method,
+  // as well as all requests with the body as `application/x-www-form-urlencoded`
+  // instead of `application/json` with the model in a param named `model`.
+  // Useful when interfacing with server-side languages like **PHP** that make
+  // it difficult to read the body of `PUT` requests.
+  Backbone.sync = function(method, model, options) {
+    var type = methodMap[method];
+
+    // Default options, unless specified.
+    options || (options = {});
+
+    // Default JSON-request options.
+    var params = {type: type, dataType: 'json'};
+
+    // Ensure that we have a URL.
+    if (!options.url) {
+      params.url = getValue(model, 'url') || urlError();
+    }
+
+    // Ensure that we have the appropriate request data.
+    if (!options.data && model && (method == 'create' || method == 'update')) {
+      params.contentType = 'application/json';
+      params.data = JSON.stringify(model);
+    }
+
+    // For older servers, emulate JSON by encoding the request into an HTML-form.
+    if (Backbone.emulateJSON) {
+      params.contentType = 'application/x-www-form-urlencoded';
+      params.data = params.data ? {model: params.data} : {};
+    }
+
+    // For older servers, emulate HTTP by mimicking the HTTP method with `_method`
+    // And an `X-HTTP-Method-Override` header.
+    if (Backbone.emulateHTTP) {
+      if (type === 'PUT' || type === 'DELETE') {
+        if (Backbone.emulateJSON) params.data._method = type;
+        params.type = 'POST';
+        params.beforeSend = function(xhr) {
+          xhr.setRequestHeader('X-HTTP-Method-Override', type);
+        };
+      }
+    }
+
+    // Don't process data on a non-GET request.
+    if (params.type !== 'GET' && !Backbone.emulateJSON) {
+      params.processData = false;
+    }
+
+    // Make the request, allowing the user to override any Ajax options.
+    return $.ajax(_.extend(params, options));
+  };
+
+  // Wrap an optional error callback with a fallback error event.
+  Backbone.wrapError = function(onError, originalModel, options) {
+    return function(model, resp) {
+      resp = model === originalModel ? resp : model;
+      if (onError) {
+        onError(originalModel, resp, options);
+      } else {
+        originalModel.trigger('error', originalModel, resp, options);
+      }
+    };
+  };
+
+  // Helpers
+  // -------
+
+  // Shared empty constructor function to aid in prototype-chain creation.
+  var ctor = function(){};
+
+  // Helper function to correctly set up the prototype chain, for subclasses.
+  // Similar to `goog.inherits`, but uses a hash of prototype properties and
+  // class properties to be extended.
+  var inherits = function(parent, protoProps, staticProps) {
+    var child;
+
+    // The constructor function for the new subclass is either defined by you
+    // (the "constructor" property in your `extend` definition), or defaulted
+    // by us to simply call the parent's constructor.
+    if (protoProps && protoProps.hasOwnProperty('constructor')) {
+      child = protoProps.constructor;
+    } else {
+      child = function(){ parent.apply(this, arguments); };
+    }
+
+    // Inherit class (static) properties from parent.
+    _.extend(child, parent);
+
+    // Set the prototype chain to inherit from `parent`, without calling
+    // `parent`'s constructor function.
+    ctor.prototype = parent.prototype;
+    child.prototype = new ctor();
+
+    // Add prototype properties (instance properties) to the subclass,
+    // if supplied.
+    if (protoProps) _.extend(child.prototype, protoProps);
+
+    // Add static properties to the constructor function, if supplied.
+    if (staticProps) _.extend(child, staticProps);
+
+    // Correctly set child's `prototype.constructor`.
+    child.prototype.constructor = child;
+
+    // Set a convenience property in case the parent's prototype is needed later.
+    child.__super__ = parent.prototype;
+
+    return child;
+  };
+
+  // Helper function to get a value from a Backbone object as a property
+  // or as a function.
+  var getValue = function(object, prop) {
+    if (!(object && object[prop])) return null;
+    return _.isFunction(object[prop]) ? object[prop]() : object[prop];
+  };
+
+  // Throw an error when a URL is needed, and none is supplied.
+  var urlError = function() {
+    throw new Error('A "url" property or function must be specified');
+  };
+
+}).call(this);
diff --git a/NzbDrone.Web/Scripts/backbone.marionette.min.js b/NzbDrone.Web/Scripts/backbone.marionette.min.js
new file mode 100644
index 000000000..4a934f9dc
--- /dev/null
+++ b/NzbDrone.Web/Scripts/backbone.marionette.min.js
@@ -0,0 +1,13 @@
+/*!
+ * Backbone.Marionette, v1.0.0-beta4
+ * Copyright (c)2012 Derick Bailey, Muted Solutions, LLC.
+ * Distributed under MIT license
+ * http://github.com/marionettejs/backbone.marionette
+*/
+/*!
+ * Includes Wreqr
+ * https://github.com/marionettejs/backbone.wreqr/
+ * Includes EventBinder
+ * https://github.com/marionettejs/backbone.eventbinder/
+ */
+Backbone.EventBinder=function(e,t){"use strict";function r(e){return e.jquery?n.jquery:n["default"]}var n={"default":{bindTo:function(e,t,n,r){r=r||this,e.on(t,n,r);var i={type:"default",obj:e,eventName:t,callback:n,context:r};return i},unbindFrom:function(e){e.obj.off(e.eventName,e.callback,e.context)}},jquery:{bindTo:function(e,n,r,i){i=i||this,r=t(r).bind(i),e.on(n,r);var s={type:"jquery",obj:e,eventName:n,callback:r,context:i};return s},unbindFrom:function(e){e.obj.off(e.eventName,e.callback)}}},i=function(){this._eventBindings=[]};return i.extend=e.View.extend,t.extend(i.prototype,{bindTo:function(){var e=arguments[0],t=r(e),n=t.bindTo.apply(this,arguments);return this._eventBindings.push(n),n},unbindFrom:function(e){n[e.type].unbindFrom.apply(this,arguments),this._eventBindings=t.reject(this._eventBindings,function(t){return t===e})},unbindAll:function(){var e=t.map(this._eventBindings,t.identity);t.each(e,this.unbindFrom,this)}}),i}(Backbone,_),Backbone.Wreqr=function(e,t,n){"option strict";var r={};return r.Handlers=function(e,t){var n=function(){"use strict";this._handlers={}};return n.extend=e.Model.extend,t.extend(n.prototype,{addHandler:function(e,t,n){var r={callback:t,context:n};this._handlers[e]=r},getHandler:function(e){var t=this._handlers[e];if(!t)throw new Error("Handler not found for '"+e+"'");return function(){return t.callback.apply(t.context,arguments)}},removeHandler:function(e){delete this._handlers[e]},removeAllHandlers:function(){this._handlers={}}}),n}(e,n),r.Commands=function(e){return e.Handlers.extend({execute:function(e,t){this.getHandler(e)(t)}})}(r),r.RequestResponse=function(e){return e.Handlers.extend({request:function(e,t){return this.getHandler(e)(t)}})}(r),r.EventAggregator=function(e,t){var n=function(){};return n.extend=e.Model.extend,t.extend(n.prototype,e.Events),n}(e,n),r}(Backbone,Backbone.Marionette,_),Backbone.Marionette=Marionette=function(e,t,n){var r={},i=Array.prototype.slice;return r.extend=e.Model.extend,r.getOption=function(e,t){if(!e||!t)return;var n;return e.options&&e.options[t]?n=e.options[t]:n=e[t],n},r.createObject=function(){function t(){}var e;return typeof Object.create=="function"?e=Object.create:e=function(e){t.prototype=e;var n=new t;return t.prototype=null,n},e}(),r.triggerMethod=function(){var e=Array.prototype.slice.apply(arguments),n=e[0],r=n.split(":"),i,s,o="on";for(var u=0;u<r.length;u++)i=r[u],s=i.charAt(0).toUpperCase(),o+=s+i.slice(1);this.trigger.apply(this,arguments),t.isFunction(this[o])&&(e.shift(),this[o].apply(this,e))},r.EventBinder=e.EventBinder.extend({augment:function(e){var n=new r.EventBinder;e.eventBinder=n,e.bindTo=t.bind(n.bindTo,n),e.unbindFrom=t.bind(n.unbindFrom,n),e.unbindAll=t.bind(n.unbindAll,n)}}),r.addEventBinder=function(e){var n=new r.EventBinder;e.eventBinder=n,e.bindTo=t.bind(n.bindTo,n),e.unbindFrom=t.bind(n.unbindFrom,n),e.unbindAll=t.bind(n.unbindAll,n)},r.EventAggregator=e.Wreqr.EventAggregator.extend({constructor:function(){r.addEventBinder(this),e.Wreqr.EventAggregator.prototype.constructor.apply(this,arguments)}}),r.Callbacks=function(){this._deferred=n.Deferred(),this._callbacks=[]},t.extend(r.Callbacks.prototype,{add:function(e,t){this._callbacks.push({cb:e,ctx:t}),this._deferred.done(function(n,r){t&&(n=t),e.call(n,r)})},run:function(e,t){this._deferred.resolve(t,e)},reset:function(){var e=this,r=this._callbacks;this._deferred=n.Deferred(),this._callbacks=[],t.each(r,function(t){e.add(t.cb,t.ctx)})}}),r.TemplateCache=function(e){this.templateId=e},t.extend(r.TemplateCache,{templateCaches:{},get:function(e){var t=this,n=this.templateCaches[e];return n||(n=new r.TemplateCache(e),this.templateCaches[e]=n),n.load()},clear:function(){var e,t=arguments.length;if(t>0)for(e=0;e<t;e++)delete this.templateCaches[arguments[e]];else this.templateCaches={}}}),t.extend(r.TemplateCache.prototype,{load:function(){var e=this;if(this.compiledTemplate)return this.compiledTemplate;var t=this.loadTemplate(this.templateId);return this.compiledTemplate=this.compileTemplate(t),this.compiledTemplate},loadTemplate:function(e){var t=n(e).html();if(!t||t.length===0){var r="Could not find template: '"+e+"'",i=new Error(r);throw i.name="NoTemplateError",i}return t},compileTemplate:function(e){return t.template(e)}}),r.Renderer={render:function(e,t){var n=typeof e=="function"?e:r.TemplateCache.get(e),i=n(t);return i}},r.Controller=function(e){this.options=e||{},r.addEventBinder(this),t.isFunction(this.initialize)&&this.initialize(e)},r.Controller.extend=r.extend,t.extend(r.Controller.prototype,e.Events),r.Region=function(e){this.options=e||{},r.addEventBinder(this),this.el=r.getOption(this,"el");if(!this.el){var t=new Error("An 'el' must be specified for a region.");throw t.name="NoElError",t}this.initialize&&this.initialize.apply(this,arguments)},t.extend(r.Region,{buildRegion:function(e,t){var n=typeof e=="string",r=typeof e.selector=="string",i=typeof e.regionType=="undefined",s=typeof e=="function";if(!s&&!n&&!r)throw new Error("Region must be specified as a Region type, a selector string or an object with selector property");var o,u;n&&(o=e),e.selector&&(o=e.selector),s&&(u=e),!s&&i&&(u=t),e.regionType&&(u=e.regionType);var a=new u({el:o});return a}}),t.extend(r.Region.prototype,e.Events,{show:function(e){this.ensureEl(),this.close(),e.render(),this.open(e),r.triggerMethod.call(e,"show"),r.triggerMethod.call(this,"show",e),this.currentView=e},ensureEl:function(){if(!this.$el||this.$el.length===0)this.$el=this.getEl(this.el)},getEl:function(e){return n(e)},open:function(e){this.$el.empty().append(e.el)},close:function(){var e=this.currentView;if(!e||e.isClosed)return;e.close&&e.close(),r.triggerMethod.call(this,"close"),delete this.currentView},attachView:function(e){this.currentView=e},reset:function(){this.close(),delete this.$el}}),r.Region.extend=r.extend,r.View=e.View.extend({constructor:function(){t.bindAll(this,"render"),r.addEventBinder(this),e.View.prototype.constructor.apply(this,arguments),this.bindBackboneEntityTo(this.model,this.modelEvents),this.bindBackboneEntityTo(this.collection,this.collectionEvents),this.bindTo(this,"show",this.onShowCalled,this)},triggerMethod:r.triggerMethod,getTemplate:function(){return r.getOption(this,"template")},mixinTemplateHelpers:function(e){e=e||{};var n=this.templateHelpers;return t.isFunction(n)&&(n=n.call(this)),t.extend(e,n)},configureTriggers:function(){if(!this.triggers)return;var e=this,n={},r=t.result(this,"triggers");return t.each(r,function(t,r){n[r]=function(n){n&&n.preventDefault&&n.preventDefault(),n&&n.stopPropagation&&n.stopPropagation(),e.trigger(t)}}),n},delegateEvents:function(n){n=n||this.events,t.isFunction(n)&&(n=n.call(this));var r={},i=this.configureTriggers();t.extend(r,n,i),e.View.prototype.delegateEvents.call(this,r)},onShowCalled:function(){},close:function(){if(this.isClosed)return;this.triggerMethod("before:close"),this.remove(),this.unbindAll(),this.triggerMethod("close"),this.isClosed=!0},bindUIElements:function(){if(!this.ui)return;var e=this;this.uiBindings||(this.uiBindings=this.ui),this.ui={},t.each(t.keys(this.uiBindings),function(t){var n=e.uiBindings[t];e.ui[t]=e.$(n)})},bindBackboneEntityTo:function(e,n){if(!e||!n)return;var r=this;t.each(n,function(t,n){var i=r[t];if(!i)throw new Error("View method '"+t+"' was configured as an event handler, but does not exist.");r.bindTo(e,n,i,r)})}}),r.ItemView=r.View.extend({constructor:function(){r.View.prototype.constructor.apply(this,arguments),this.initialEvents&&this.initialEvents()},serializeData:function(){var e={};return this.model?e=this.model.toJSON():this.collection&&(e={items:this.collection.toJSON()}),e},render:function(){this.isClosed=!1,this.triggerMethod("before:render",this),this.triggerMethod("item:before:render",this);var e=this.serializeData();e=this.mixinTemplateHelpers(e);var t=this.getTemplate(),n=r.Renderer.render(t,e);return this.$el.html(n),this.bindUIElements(),this.triggerMethod("render",this),this.triggerMethod("item:rendered",this),this},close:function(){if(this.isClosed)return;this.triggerMethod("item:before:close"),r.View.prototype.close.apply(this,arguments),this.triggerMethod("item:closed")}}),r.CollectionView=r.View.extend({constructor:function(e){this.initChildViewStorage(),r.View.prototype.constructor.apply(this,arguments),this.initialEvents(),this.onShowCallbacks=new r.Callbacks,e&&e.itemViewOptions&&(this.itemViewOptions=e.itemViewOptions)},initialEvents:function(){this.collection&&(this.bindTo(this.collection,"add",this.addChildView,this),this.bindTo(this.collection,"remove",this.removeItemView,this),this.bindTo(this.collection,"reset",this.render,this))},addChildView:function(e,t,n){this.closeEmptyView();var r=this.getItemView(e),i;return n&&n.index?i=n.index:i=0,this.addItemView(e,r,i)},onShowCalled:function(){this.onShowCallbacks.run()},triggerBeforeRender:function(){this.triggerMethod("before:render",this),this.triggerMethod("collection:before:render",this)},triggerRendered:function(){this.triggerMethod("render",this),this.triggerMethod("collection:rendered",this)},render:function(){return this.isClosed=!1,this.triggerBeforeRender(),this.closeEmptyView(),this.closeChildren(),this.collection&&this.collection.length>0?this.showCollection():this.showEmptyView(),this.triggerRendered(),this},showCollection:function(){var e=this,t;this.collection.each(function(n,r){t=e.getItemView(n),e.addItemView(n,t,r)})},showEmptyView:function(){var t=r.getOption(this,"emptyView");if(t&&!this._showingEmptyView){this._showingEmptyView=!0;var n=new e.Model;this.addItemView(n,t,0)}},closeEmptyView:function(){this._showingEmptyView&&(this.closeChildren(),delete this._showingEmptyView)},getItemView:function(e){var t=r.getOption(this,"itemView");if(!t){var n=new Error("An `itemView` must be specified");throw n.name="NoItemViewError",n}return t},addItemView:function(e,n,r){var s=this,o;t.isFunction(this.itemViewOptions)?o=this.itemViewOptions(e):o=this.itemViewOptions;var u=this.buildItemView(e,n,o);this.storeChild(e,u),this.triggerMethod("item:added",u);var a=this.bindTo(u,"all",function(){var e=i.call(arguments);e[0]="itemview:"+e[0],e.splice(1,0,u),s.triggerMethod.apply(s,e)});this.childBindings=this.childBindings||{},this.childBindings[u.cid]=a;var f=this.renderItemView(u,r);return u.onShow&&this.onShowCallbacks.add(u.onShow,u),f},renderItemView:function(e,t){e.render(),this.appendHtml(this,e,t)},buildItemView:function(e,n,r){var i=t.extend({model:e},r),s=new n(i);return s},removeItemView:function(e){var t=this.children[e.cid];if(t){var n=this.childBindings[t.cid];n&&(this.unbindFrom(n),delete this.childBindings[t.cid]),t.close(),delete this.children[e.cid]}(!this.collection||this.collection.length===0)&&this.showEmptyView(),this.triggerMethod("item:removed",t)},appendHtml:function(e,t,n){e.$el.append(t.el)},storeChild:function(e,t){this.children[e.cid]=t},initChildViewStorage:function(){this.children={}},close:function(){if(this.isClosed)return;this.triggerMethod("collection:before:close"),this.closeChildren(),this.triggerMethod("collection:closed"),r.View.prototype.close.apply(this,arguments)},closeChildren:function(){var e=this;this.children&&t.each(t.clone(this.children),function(t){e.removeItemView(t.model)})}}),r.CompositeView=r.CollectionView.extend({constructor:function(e){r.CollectionView.apply(this,arguments),this.itemView=this.getItemView()},initialEvents:function(){this.collection&&(this.bindTo(this.collection,"add",this.addChildView,this),this.bindTo(this.collection,"remove",this.removeItemView,this),this.bindTo(this.collection,"reset",this.renderCollection,this))},getItemView:function(e){var t=r.getOption(this,"itemView")||this.constructor;if(!t){var n=new Error("An `itemView` must be specified");throw n.name="NoItemViewError",n}return t},serializeData:function(){var e={};return this.model&&(e=this.model.toJSON()),e},render:function(){this.isClosed=!1,this.resetItemViewContainer();var e=this.renderModel();return this.$el.html(e),this.bindUIElements(),this.triggerMethod("composite:model:rendered"),this.renderCollection(),this.triggerMethod("composite:rendered"),this},renderCollection:function(){r.CollectionView.prototype.render.apply(this,arguments),this.triggerMethod("composite:collection:rendered")},renderModel:function(){var e={};e=this.serializeData(),e=this.mixinTemplateHelpers(e);var t=this.getTemplate();return r.Renderer.render(t,e)},appendHtml:function(e,t){var n=this.getItemViewContainer(e);n.append(t.el)},getItemViewContainer:function(e){if("$itemViewContainer"in e)return e.$itemViewContainer;var n;if(e.itemViewContainer){var r=t.result(e,"itemViewContainer");n=e.$(r);if(n.length<=0){var i=new Error("The specified `itemViewContainer` was not found: "+e.itemViewContainer);throw i.name="ItemViewContainerMissingError",i}}else n=e.$el;return e.$itemViewContainer=n,n},resetItemViewContainer:function(){this.$itemViewContainer&&delete this.$itemViewContainer}}),r.Layout=r.ItemView.extend({regionType:r.Region,constructor:function(){this._firstRender=!0,this.initializeRegions(),e.Marionette.ItemView.apply(this,arguments)},render:function(){this._firstRender?this._firstRender=!1:(this.closeRegions(),this.reInitializeRegions());var e=r.ItemView.prototype.render.apply(this,arguments);return e},close:function(){if(this.isClosed)return;this.closeRegions(),this.destroyRegions(),e.Marionette.ItemView.prototype.close.call(this,arguments)},initializeRegions:function(){this.regionManagers||(this.regionManagers={});var e=this,n=this.regions||{};t.each(n,function(t,n){var i=r.Region.buildRegion(t,e.regionType);i.getEl=function(t){return e.$(t)},e.regionManagers[n]=i,e[n]=i})},reInitializeRegions:function(){this.regionManagers&&t.size(this.regionManagers)===0?this.initializeRegions():t.each(this.regionManagers,function(e){e.reset()})},closeRegions:function(){var e=this;t.each(this.regionManagers,function(e,t){e.close()})},destroyRegions:function(){var e=this;t.each(this.regionManagers,function(t,n){delete e[n]}),this.regionManagers={}}}),r.AppRouter=e.Router.extend({constructor:function(t){e.Router.prototype.constructor.call(this,t);if(this.appRoutes){var n=this.controller;t&&t.controller&&(n=t.controller),this.processAppRoutes(n,this.appRoutes)}},processAppRoutes:function(e,n){var r,i,s,o,u,a=[],f=this;for(s in n)n.hasOwnProperty(s)&&a.unshift([s,n[s]]);o=a.length;for(u=0;u<o;u++){s=a[u][0],i=a[u][1],r=e[i];if(!r){var l="Method '"+i+"' was not found on the controller",c=new Error(l);throw c.name="NoMethodError",c}r=t.bind(r,e),f.route(s,i,r)}}}),r.Application=function(n){this.initCallbacks=new r.Callbacks,this.vent=new r.EventAggregator,this.commands=new e.Wreqr.Commands,this.reqres=new e.Wreqr.RequestResponse,this.submodules={},t.extend(this,n),r.addEventBinder(this),this.triggerMethod=r.triggerMethod},t.extend(r.Application.prototype,e.Events,{execute:function(){this.commands.execute.apply(this.commands,arguments)},request:function(){return this.reqres.request.apply(this.reqres,arguments)},addInitializer:function(e){this.initCallbacks.add(e)},start:function(e){this.triggerMethod("initialize:before",e),this.initCallbacks.run(e,this),this.triggerMethod("initialize:after",e),this.triggerMethod("start",e)},addRegions:function(e){var n=this;t.each(e,function(e,t){var i=r.Region.buildRegion(e,r.Region);n[t]=i})},removeRegion:function(e){this[e].close(),delete this[e]},module:function(e,t){var n=i.call(arguments);return n.unshift(this),r.Module.create.apply(r.Module,n)}}),r.Application.extend=r.extend,r.Module=function(e,t){this.moduleName=e,this.submodules={},this._setupInitializersAndFinalizers(),this.config={},this.config.app=t,r.addEventBinder(this)},t.extend(r.Module.prototype,e.Events,{addInitializer:function(e){this._initializerCallbacks.add(e)},addFinalizer:function(e){this._finalizerCallbacks.add(e)},start:function(e){if(this._isInitialized)return;t.each(this.submodules,function(t){t.config.options.startWithParent&&t.start(e)}),this._initializerCallbacks.run(e,this),this._isInitialized=!0},stop:function(){if(!this._isInitialized)return;this._isInitialized=!1,t.each(this.submodules,function(e){e.stop()}),this._finalizerCallbacks.run(),this._initializerCallbacks.reset(),this._finalizerCallbacks.reset()},addDefinition:function(e,t){this._runModuleDefinition(e,t)},_runModuleDefinition:function(i,s){if(!i)return;var o=t.flatten([this,this.config.app,e,r,n,t,s]);i.apply(this,o)},_setupInitializersAndFinalizers:function(){this._initializerCallbacks=new r.Callbacks,this._finalizerCallbacks=new r.Callbacks}}),t.extend(r.Module,{create:function(e,n,r){var s=this,o=e;n=n.split(".");var u=i.apply(arguments);u.splice(0,3);var a=n.length;return t.each(n,function(t,n){var i=n===a-1,f=s._getModuleDefinition(o,t,e);f.config.options=s._getModuleOptions(o,r),i&&s._configureAutoStart(e,f),i&&f.config.options.hasDefinition&&f.addDefinition(f.config.options.definition,u),o=f}),o},_configureAutoStart:function(e,t){t.config.options.startWithParent&&!t.config.autoStartConfigured&&e.addInitializer(function(e){t.start(e)}),t.config.autoStartConfigured=!0},_getModuleDefinition:function(e,t,n){var i=e[t];return i||(i=new r.Module(t,n),e[t]=i,e.submodules[t]=i),i},_getModuleOptions:function(e,n){var r={startWithParent:!0,hasDefinition:!!n};return r.hasDefinition?(t.isFunction(n)?r.definition=n:(r.hasDefinition=!!n.define,r.definition=n.define,n.hasOwnProperty("startWithParent")&&(r.startWithParent=n.startWithParent)),r):r}}),r}(Backbone,_,$||window.jQuery||window.Zepto||window.ender);
\ No newline at end of file
diff --git a/NzbDrone.Web/Scripts/backbone.min.js b/NzbDrone.Web/Scripts/backbone.min.js
new file mode 100644
index 000000000..f0d5c06e2
--- /dev/null
+++ b/NzbDrone.Web/Scripts/backbone.min.js
@@ -0,0 +1,39 @@
+// Backbone.js 0.9.2
+
+// (c) 2010-2012 Jeremy Ashkenas, DocumentCloud Inc.
+// Backbone may be freely distributed under the MIT license.
+// For all details and documentation:
+// http://backbonejs.org
+(function(){var l=this,y=l.Backbone,z=Array.prototype.slice,A=Array.prototype.splice,g;g=typeof exports!=="undefined"?exports:l.Backbone={};g.VERSION="0.9.2";var f=l._;!f&&typeof require!=="undefined"&&(f=require("underscore"));var i=l.jQuery||l.Zepto||l.ender;g.setDomLibrary=function(a){i=a};g.noConflict=function(){l.Backbone=y;return this};g.emulateHTTP=false;g.emulateJSON=false;var p=/\s+/,k=g.Events={on:function(a,b,c){var d,e,f,g,j;if(!b)return this;a=a.split(p);for(d=this._callbacks||(this._callbacks=
+{});e=a.shift();)f=(j=d[e])?j.tail:{},f.next=g={},f.context=c,f.callback=b,d[e]={tail:g,next:j?j.next:f};return this},off:function(a,b,c){var d,e,h,g,j,q;if(!(e=this._callbacks))return this;if(!a&&!b&&!c)return delete this._callbacks,this;for(a=a?a.split(p):f.keys(e);d=a.shift();)if(h=e[d],delete e[d],h&&(b||c))for(g=h.tail;(h=h.next)!==g;)if(j=h.callback,q=h.context,b&&j!==b||c&&q!==c)this.on(d,j,q);return this},trigger:function(a){var b,c,d,e,f,g;if(!(d=this._callbacks))return this;f=d.all;a=a.split(p);
+for(g=z.call(arguments,1);b=a.shift();){if(c=d[b])for(e=c.tail;(c=c.next)!==e;)c.callback.apply(c.context||this,g);if(c=f){e=c.tail;for(b=[b].concat(g);(c=c.next)!==e;)c.callback.apply(c.context||this,b)}}return this}};k.bind=k.on;k.unbind=k.off;var o=g.Model=function(a,b){var c;a||(a={});b&&b.parse&&(a=this.parse(a));if(c=n(this,"defaults"))a=f.extend({},c,a);if(b&&b.collection)this.collection=b.collection;this.attributes={};this._escapedAttributes={};this.cid=f.uniqueId("c");this.changed={};this._silent=
+{};this._pending={};this.set(a,{silent:true});this.changed={};this._silent={};this._pending={};this._previousAttributes=f.clone(this.attributes);this.initialize.apply(this,arguments)};f.extend(o.prototype,k,{changed:null,_silent:null,_pending:null,idAttribute:"id",initialize:function(){},toJSON:function(){return f.clone(this.attributes)},get:function(a){return this.attributes[a]},escape:function(a){var b;if(b=this._escapedAttributes[a])return b;b=this.get(a);return this._escapedAttributes[a]=f.escape(b==
+null?"":""+b)},has:function(a){return this.get(a)!=null},set:function(a,b,c){var d,e;f.isObject(a)||a==null?(d=a,c=b):(d={},d[a]=b);c||(c={});if(!d)return this;if(d instanceof o)d=d.attributes;if(c.unset)for(e in d)d[e]=void 0;if(!this._validate(d,c))return false;if(this.idAttribute in d)this.id=d[this.idAttribute];var b=c.changes={},h=this.attributes,g=this._escapedAttributes,j=this._previousAttributes||{};for(e in d){a=d[e];if(!f.isEqual(h[e],a)||c.unset&&f.has(h,e))delete g[e],(c.silent?this._silent:
+b)[e]=true;c.unset?delete h[e]:h[e]=a;!f.isEqual(j[e],a)||f.has(h,e)!=f.has(j,e)?(this.changed[e]=a,c.silent||(this._pending[e]=true)):(delete this.changed[e],delete this._pending[e])}c.silent||this.change(c);return this},unset:function(a,b){(b||(b={})).unset=true;return this.set(a,null,b)},clear:function(a){(a||(a={})).unset=true;return this.set(f.clone(this.attributes),a)},fetch:function(a){var a=a?f.clone(a):{},b=this,c=a.success;a.success=function(d,e,f){if(!b.set(b.parse(d,f),a))return false;
+c&&c(b,d)};a.error=g.wrapError(a.error,b,a);return(this.sync||g.sync).call(this,"read",this,a)},save:function(a,b,c){var d,e;f.isObject(a)||a==null?(d=a,c=b):(d={},d[a]=b);c=c?f.clone(c):{};if(c.wait){if(!this._validate(d,c))return false;e=f.clone(this.attributes)}a=f.extend({},c,{silent:true});if(d&&!this.set(d,c.wait?a:c))return false;var h=this,i=c.success;c.success=function(a,b,e){b=h.parse(a,e);c.wait&&(delete c.wait,b=f.extend(d||{},b));if(!h.set(b,c))return false;i?i(h,a):h.trigger("sync",
+h,a,c)};c.error=g.wrapError(c.error,h,c);b=this.isNew()?"create":"update";b=(this.sync||g.sync).call(this,b,this,c);c.wait&&this.set(e,a);return b},destroy:function(a){var a=a?f.clone(a):{},b=this,c=a.success,d=function(){b.trigger("destroy",b,b.collection,a)};if(this.isNew())return d(),false;a.success=function(e){a.wait&&d();c?c(b,e):b.trigger("sync",b,e,a)};a.error=g.wrapError(a.error,b,a);var e=(this.sync||g.sync).call(this,"delete",this,a);a.wait||d();return e},url:function(){var a=n(this,"urlRoot")||
+n(this.collection,"url")||t();return this.isNew()?a:a+(a.charAt(a.length-1)=="/"?"":"/")+encodeURIComponent(this.id)},parse:function(a){return a},clone:function(){return new this.constructor(this.attributes)},isNew:function(){return this.id==null},change:function(a){a||(a={});var b=this._changing;this._changing=true;for(var c in this._silent)this._pending[c]=true;var d=f.extend({},a.changes,this._silent);this._silent={};for(c in d)this.trigger("change:"+c,this,this.get(c),a);if(b)return this;for(;!f.isEmpty(this._pending);){this._pending=
+{};this.trigger("change",this,a);for(c in this.changed)!this._pending[c]&&!this._silent[c]&&delete this.changed[c];this._previousAttributes=f.clone(this.attributes)}this._changing=false;return this},hasChanged:function(a){return!arguments.length?!f.isEmpty(this.changed):f.has(this.changed,a)},changedAttributes:function(a){if(!a)return this.hasChanged()?f.clone(this.changed):false;var b,c=false,d=this._previousAttributes,e;for(e in a)if(!f.isEqual(d[e],b=a[e]))(c||(c={}))[e]=b;return c},previous:function(a){return!arguments.length||
+!this._previousAttributes?null:this._previousAttributes[a]},previousAttributes:function(){return f.clone(this._previousAttributes)},isValid:function(){return!this.validate||!this.validate(this.attributes)},_validate:function(a,b){if(b.silent||!this.validate)return true;var a=f.extend({},this.attributes,a),c=this.validate(a,b);if(!c)return true;b&&b.error?b.error(this,c,b):this.trigger("error",this,c,b);return false}});var r=g.Collection=function(a,b){b||(b={});if(b.model)this.model=b.model;if(b.comparator)this.comparator=
+b.comparator;this._reset();this.initialize.apply(this,arguments);a&&this.reset(a,{silent:true,parse:b.parse})};f.extend(r.prototype,k,{model:o,initialize:function(){},toJSON:function(a){return this.map(function(b){return b.toJSON(a)})},add:function(a,b){var c,d,e,g,i,j={},k={},l=[];b||(b={});a=f.isArray(a)?a.slice():[a];for(c=0,d=a.length;c<d;c++){if(!(e=a[c]=this._prepareModel(a[c],b)))throw Error("Can't add an invalid model to a collection");g=e.cid;i=e.id;j[g]||this._byCid[g]||i!=null&&(k[i]||
+this._byId[i])?l.push(c):j[g]=k[i]=e}for(c=l.length;c--;)a.splice(l[c],1);for(c=0,d=a.length;c<d;c++)(e=a[c]).on("all",this._onModelEvent,this),this._byCid[e.cid]=e,e.id!=null&&(this._byId[e.id]=e);this.length+=d;A.apply(this.models,[b.at!=null?b.at:this.models.length,0].concat(a));this.comparator&&b.at==null&&this.sort({silent:true});if(b.silent)return this;for(c=0,d=this.models.length;c<d;c++)if(j[(e=this.models[c]).cid])b.index=c,e.trigger("add",e,this,b);return this},remove:function(a,b){var c,
+d,e,g;b||(b={});a=f.isArray(a)?a.slice():[a];for(c=0,d=a.length;c<d;c++)if(g=this.getByCid(a[c])||this.get(a[c])){delete this._byId[g.id];delete this._byCid[g.cid];e=this.indexOf(g);this.models.splice(e,1);this.length--;if(!b.silent)b.index=e,g.trigger("remove",g,this,b);this._removeReference(g)}return this},push:function(a,b){a=this._prepareModel(a,b);this.add(a,b);return a},pop:function(a){var b=this.at(this.length-1);this.remove(b,a);return b},unshift:function(a,b){a=this._prepareModel(a,b);this.add(a,
+f.extend({at:0},b));return a},shift:function(a){var b=this.at(0);this.remove(b,a);return b},get:function(a){return a==null?void 0:this._byId[a.id!=null?a.id:a]},getByCid:function(a){return a&&this._byCid[a.cid||a]},at:function(a){return this.models[a]},where:function(a){return f.isEmpty(a)?[]:this.filter(function(b){for(var c in a)if(a[c]!==b.get(c))return false;return true})},sort:function(a){a||(a={});if(!this.comparator)throw Error("Cannot sort a set without a comparator");var b=f.bind(this.comparator,
+this);this.comparator.length==1?this.models=this.sortBy(b):this.models.sort(b);a.silent||this.trigger("reset",this,a);return this},pluck:function(a){return f.map(this.models,function(b){return b.get(a)})},reset:function(a,b){a||(a=[]);b||(b={});for(var c=0,d=this.models.length;c<d;c++)this._removeReference(this.models[c]);this._reset();this.add(a,f.extend({silent:true},b));b.silent||this.trigger("reset",this,b);return this},fetch:function(a){a=a?f.clone(a):{};if(a.parse===void 0)a.parse=true;var b=
+this,c=a.success;a.success=function(d,e,f){b[a.add?"add":"reset"](b.parse(d,f),a);c&&c(b,d)};a.error=g.wrapError(a.error,b,a);return(this.sync||g.sync).call(this,"read",this,a)},create:function(a,b){var c=this,b=b?f.clone(b):{},a=this._prepareModel(a,b);if(!a)return false;b.wait||c.add(a,b);var d=b.success;b.success=function(e,f){b.wait&&c.add(e,b);d?d(e,f):e.trigger("sync",a,f,b)};a.save(null,b);return a},parse:function(a){return a},chain:function(){return f(this.models).chain()},_reset:function(){this.length=
+0;this.models=[];this._byId={};this._byCid={}},_prepareModel:function(a,b){b||(b={});if(a instanceof o){if(!a.collection)a.collection=this}else{var c;b.collection=this;a=new this.model(a,b);a._validate(a.attributes,b)||(a=false)}return a},_removeReference:function(a){this==a.collection&&delete a.collection;a.off("all",this._onModelEvent,this)},_onModelEvent:function(a,b,c,d){(a=="add"||a=="remove")&&c!=this||(a=="destroy"&&this.remove(b,d),b&&a==="change:"+b.idAttribute&&(delete this._byId[b.previous(b.idAttribute)],
+this._byId[b.id]=b),this.trigger.apply(this,arguments))}});f.each("forEach,each,map,reduce,reduceRight,find,detect,filter,select,reject,every,all,some,any,include,contains,invoke,max,min,sortBy,sortedIndex,toArray,size,first,initial,rest,last,without,indexOf,shuffle,lastIndexOf,isEmpty,groupBy".split(","),function(a){r.prototype[a]=function(){return f[a].apply(f,[this.models].concat(f.toArray(arguments)))}});var u=g.Router=function(a){a||(a={});if(a.routes)this.routes=a.routes;this._bindRoutes();
+this.initialize.apply(this,arguments)},B=/:\w+/g,C=/\*\w+/g,D=/[-[\]{}()+?.,\\^$|#\s]/g;f.extend(u.prototype,k,{initialize:function(){},route:function(a,b,c){g.history||(g.history=new m);f.isRegExp(a)||(a=this._routeToRegExp(a));c||(c=this[b]);g.history.route(a,f.bind(function(d){d=this._extractParameters(a,d);c&&c.apply(this,d);this.trigger.apply(this,["route:"+b].concat(d));g.history.trigger("route",this,b,d)},this));return this},navigate:function(a,b){g.history.navigate(a,b)},_bindRoutes:function(){if(this.routes){var a=
+[],b;for(b in this.routes)a.unshift([b,this.routes[b]]);b=0;for(var c=a.length;b<c;b++)this.route(a[b][0],a[b][1],this[a[b][1]])}},_routeToRegExp:function(a){a=a.replace(D,"\\$&").replace(B,"([^/]+)").replace(C,"(.*?)");return RegExp("^"+a+"$")},_extractParameters:function(a,b){return a.exec(b).slice(1)}});var m=g.History=function(){this.handlers=[];f.bindAll(this,"checkUrl")},s=/^[#\/]/,E=/msie [\w.]+/;m.started=false;f.extend(m.prototype,k,{interval:50,getHash:function(a){return(a=(a?a.location:
+window.location).href.match(/#(.*)$/))?a[1]:""},getFragment:function(a,b){if(a==null)if(this._hasPushState||b){var a=window.location.pathname,c=window.location.search;c&&(a+=c)}else a=this.getHash();a.indexOf(this.options.root)||(a=a.substr(this.options.root.length));return a.replace(s,"")},start:function(a){if(m.started)throw Error("Backbone.history has already been started");m.started=true;this.options=f.extend({},{root:"/"},this.options,a);this._wantsHashChange=this.options.hashChange!==false;
+this._wantsPushState=!!this.options.pushState;this._hasPushState=!(!this.options.pushState||!window.history||!window.history.pushState);var a=this.getFragment(),b=document.documentMode;if(b=E.exec(navigator.userAgent.toLowerCase())&&(!b||b<=7))this.iframe=i('<iframe src="javascript:0" tabindex="-1" />').hide().appendTo("body")[0].contentWindow,this.navigate(a);if(this._hasPushState)i(window).bind("popstate",this.checkUrl);else if(this._wantsHashChange&&"onhashchange"in window&&!b)i(window).bind("hashchange",
+this.checkUrl);else if(this._wantsHashChange)this._checkUrlInterval=setInterval(this.checkUrl,this.interval);this.fragment=a;a=window.location;b=a.pathname==this.options.root;if(this._wantsHashChange&&this._wantsPushState&&!this._hasPushState&&!b)return this.fragment=this.getFragment(null,true),window.location.replace(this.options.root+"#"+this.fragment),true;else if(this._wantsPushState&&this._hasPushState&&b&&a.hash)this.fragment=this.getHash().replace(s,""),window.history.replaceState({},document.title,
+a.protocol+"//"+a.host+this.options.root+this.fragment);if(!this.options.silent)return this.loadUrl()},stop:function(){i(window).unbind("popstate",this.checkUrl).unbind("hashchange",this.checkUrl);clearInterval(this._checkUrlInterval);m.started=false},route:function(a,b){this.handlers.unshift({route:a,callback:b})},checkUrl:function(){var a=this.getFragment();a==this.fragment&&this.iframe&&(a=this.getFragment(this.getHash(this.iframe)));if(a==this.fragment)return false;this.iframe&&this.navigate(a);
+this.loadUrl()||this.loadUrl(this.getHash())},loadUrl:function(a){var b=this.fragment=this.getFragment(a);return f.any(this.handlers,function(a){if(a.route.test(b))return a.callback(b),true})},navigate:function(a,b){if(!m.started)return false;if(!b||b===true)b={trigger:b};var c=(a||"").replace(s,"");if(this.fragment!=c)this._hasPushState?(c.indexOf(this.options.root)!=0&&(c=this.options.root+c),this.fragment=c,window.history[b.replace?"replaceState":"pushState"]({},document.title,c)):this._wantsHashChange?
+(this.fragment=c,this._updateHash(window.location,c,b.replace),this.iframe&&c!=this.getFragment(this.getHash(this.iframe))&&(b.replace||this.iframe.document.open().close(),this._updateHash(this.iframe.location,c,b.replace))):window.location.assign(this.options.root+a),b.trigger&&this.loadUrl(a)},_updateHash:function(a,b,c){c?a.replace(a.toString().replace(/(javascript:|#).*$/,"")+"#"+b):a.hash=b}});var v=g.View=function(a){this.cid=f.uniqueId("view");this._configure(a||{});this._ensureElement();this.initialize.apply(this,
+arguments);this.delegateEvents()},F=/^(\S+)\s*(.*)$/,w="model,collection,el,id,attributes,className,tagName".split(",");f.extend(v.prototype,k,{tagName:"div",$:function(a){return this.$el.find(a)},initialize:function(){},render:function(){return this},remove:function(){this.$el.remove();return this},make:function(a,b,c){a=document.createElement(a);b&&i(a).attr(b);c!=null&&i(a).html(c);return a},setElement:function(a,b){this.$el&&this.undelegateEvents();this.$el=a instanceof i?a:i(a);this.el=this.$el[0];
+b!==false&&this.delegateEvents();return this},delegateEvents:function(a){if(a||(a=n(this,"events"))){this.undelegateEvents();for(var b in a){var c=a[b];f.isFunction(c)||(c=this[a[b]]);if(!c)throw Error('Method "'+a[b]+'" does not exist');var d=b.match(F),e=d[1],d=d[2],c=f.bind(c,this);e+=".delegateEvents"+this.cid;d===""?this.$el.bind(e,c):this.$el.delegate(d,e,c)}}},undelegateEvents:function(){this.$el.unbind(".delegateEvents"+this.cid)},_configure:function(a){this.options&&(a=f.extend({},this.options,
+a));for(var b=0,c=w.length;b<c;b++){var d=w[b];a[d]&&(this[d]=a[d])}this.options=a},_ensureElement:function(){if(this.el)this.setElement(this.el,false);else{var a=f.extend({},n(this,"attributes"));if(this.id)a.id=this.id;if(this.className)a["class"]=this.className;this.setElement(this.make(this.tagName,a),false)}}});o.extend=r.extend=u.extend=v.extend=function(a,b){var c=G(this,a,b);c.extend=this.extend;return c};var H={create:"POST",update:"PUT","delete":"DELETE",read:"GET"};g.sync=function(a,b,
+c){var d=H[a];c||(c={});var e={type:d,dataType:"json"};if(!c.url)e.url=n(b,"url")||t();if(!c.data&&b&&(a=="create"||a=="update"))e.contentType="application/json",e.data=JSON.stringify(b);if(g.emulateJSON)e.contentType="application/x-www-form-urlencoded",e.data=e.data?{model:e.data}:{};if(g.emulateHTTP&&(d==="PUT"||d==="DELETE")){if(g.emulateJSON)e.data._method=d;e.type="POST";e.beforeSend=function(a){a.setRequestHeader("X-HTTP-Method-Override",d)}}if(e.type!=="GET"&&!g.emulateJSON)e.processData=false;
+return i.ajax(f.extend(e,c))};g.wrapError=function(a,b,c){return function(d,e){e=d===b?e:d;a?a(b,e,c):b.trigger("error",b,e,c)}};var x=function(){},G=function(a,b,c){var d;d=b&&b.hasOwnProperty("constructor")?b.constructor:function(){a.apply(this,arguments)};f.extend(d,a);x.prototype=a.prototype;d.prototype=new x;b&&f.extend(d.prototype,b);c&&f.extend(d,c);d.prototype.constructor=d;d.__super__=a.prototype;return d},n=function(a,b){return!a||!a[b]?null:f.isFunction(a[b])?a[b]():a[b]},t=function(){throw Error('A "url" property or function must be specified');
+}}).call(this);
diff --git a/NzbDrone.Web/Scripts/backbone/app.js b/NzbDrone.Web/Scripts/backbone/app.js
new file mode 100644
index 000000000..57d591ad9
--- /dev/null
+++ b/NzbDrone.Web/Scripts/backbone/app.js
@@ -0,0 +1,27 @@
+NzbDrone = {};
+
+NzbDrone.Views = {};
+NzbDrone.Models = {};
+NzbDrone.Collections = {};
+
+NzbDrone.App = new Backbone.Marionette.Application();
+
+// Setup default application views
+NzbDrone.App.addInitializer(function () {
+
+    NzbDrone.App.addRegions({
+        main: '#main-region'
+    });
+
+    var layout = new NzbDrone.Views.AppLayout();
+
+    NzbDrone.App.Layout = layout;
+    NzbDrone.App.main.show(layout);
+
+    layout.header.show(new NzbDrone.Views.HeaderView());
+});
+
+NzbDrone.App.addInitializer(function () {
+    new NzbDrone.AppRouter();
+    Backbone.history.start();
+});
\ No newline at end of file
diff --git a/NzbDrone.Web/Scripts/backbone/bootstrapper.js b/NzbDrone.Web/Scripts/backbone/bootstrapper.js
new file mode 100644
index 000000000..0ce23dccd
--- /dev/null
+++ b/NzbDrone.Web/Scripts/backbone/bootstrapper.js
@@ -0,0 +1,7 @@
+$(function () {
+    // Legacy support for templating
+    utils.loadTemplate(['QualityProfilesView', 'QualityProfileView'],
+    function () {
+        NzbDrone.App.start();
+    });
+});
\ No newline at end of file
diff --git a/NzbDrone.Web/Scripts/backbone/constants.js b/NzbDrone.Web/Scripts/backbone/constants.js
new file mode 100644
index 000000000..2cd83ab8f
--- /dev/null
+++ b/NzbDrone.Web/Scripts/backbone/constants.js
@@ -0,0 +1,11 @@
+NzbDrone.Constants = {
+    Templates: {
+        AppLayout: '#AppLayout',
+        QualityProfilesView: '#QualityProfilesView',
+        QualityProfileView: '#QualityProfileView'
+    },
+
+    Events: {
+        MenuItemSelected: 'MenuItemSelected'
+    }
+};
\ No newline at end of file
diff --git a/NzbDrone.Web/Scripts/backbone/controller.js b/NzbDrone.Web/Scripts/backbone/controller.js
new file mode 100644
index 000000000..c7d727f47
--- /dev/null
+++ b/NzbDrone.Web/Scripts/backbone/controller.js
@@ -0,0 +1,57 @@
+(function (nzbDrone) {
+
+    var appController = function () {
+        return {
+            home: function (id) {
+
+                // if (!this.homeView) {
+                // this.homeView = new HomeView();
+                // }
+                // $('#content').html(this.homeView.el);
+
+                nzbDrone.App.Layout.content.show(new nzbDrone.Views.HomeView());
+
+                this.menuItemSelected('home-menu');
+            },
+
+            list: function (page) {
+
+                var p = page ? parseInt(page, 10) : 1;
+                var profileList = new ProfileCollection();
+                profileList.fetch({
+                    success: function () {
+                        $('#content').html(new QualityProfilesView({ model: profileList, page: p }).el);
+                    }
+                });
+                this.menuItemSelected('home-menu');
+            },
+
+            wineDetails: function (id) {
+                var profile = new Profile({ id: id });
+                profile.fetch({
+                    success: function () {
+                        $('#content').html(new QualityProfileView({ model: profile }).el);
+                    }
+                });
+                this.menuItemSelected();
+            },
+
+            addWine: function () {
+                var wine = new Profile();
+                $('#content').html(new QualityProfileView({ model: wine }).el);
+                this.menuItemSelected('add-menu');
+            },
+
+            menuItemSelected: function (item) {
+
+                // Using the application vent object as our global event aggregator
+                nzbDrone.App.vent.trigger(
+                    nzbDrone.Constants.Events.MenuItemSelected, // Event name
+                    item); // Options
+            }
+        };
+    };
+
+    nzbDrone.AppController = appController;
+
+})(window.NodeCellar);
\ No newline at end of file
diff --git a/NzbDrone.Web/Scripts/backbone/models/profileCollection.js b/NzbDrone.Web/Scripts/backbone/models/profileCollection.js
new file mode 100644
index 000000000..1431ef75a
--- /dev/null
+++ b/NzbDrone.Web/Scripts/backbone/models/profileCollection.js
@@ -0,0 +1,18 @@
+window.ProfileCollection = Backbone.Collection.extend({
+
+    model: Profile,
+
+    url: '/api/qualityprofiles',
+
+    search: function (searchTerm, options) {
+
+        var self = this;
+        this.fetch({
+            success: function () {
+                if (options.success) {
+                    options.success();
+                }
+            }
+        });
+    }
+});
\ No newline at end of file
diff --git a/NzbDrone.Web/Scripts/backbone/models/profileModel.js b/NzbDrone.Web/Scripts/backbone/models/profileModel.js
new file mode 100644
index 000000000..c44604724
--- /dev/null
+++ b/NzbDrone.Web/Scripts/backbone/models/profileModel.js
@@ -0,0 +1,50 @@
+window.Profile = Backbone.Model.extend({
+
+    urlRoot: '/api/qualityprofiles',
+
+    idAttribute: 'id',
+
+    initialize: function () {
+        this.validators = {};
+
+        this.validators.name = function (value) {
+            return value.length > 0 ? { isValid: true } : { isValid: false, message: 'You must enter a name' };
+        };
+
+        this.validators.allowed = function (value) {
+            return value.length > 0 ? { isValid: true } : { isValid: false, message: 'You must have allowed qualities' };
+        };
+        
+        this.validators.cutoff = function (value) {
+            return value != null ? { isValid: true } : { isValid: false, message: 'You must have a valid cutoff' };
+        };
+    },
+
+    validateItem: function (key) {
+        return (this.validators[key]) ? this.validators[key](this.get(key)) : { isValid: true };
+    },
+
+    // TODO: Implement Backbone's standard validate() method instead.
+    validateAll: function () {
+
+        var messages = {};
+
+        for (var key in this.validators) {
+            if (this.validators.hasOwnProperty(key)) {
+                var check = this.validators[key](this.get(key));
+                if (check.isValid === false) {
+                    messages[key] = check.message;
+                }
+            }
+        }
+
+        return _.size(messages) > 0 ? { isValid: false, messages: messages } : { isValid: true };
+    },
+
+    defaults: {
+        id: null,
+        name: '',
+        allowed: {},
+        cutoff: null
+    }
+});
\ No newline at end of file
diff --git a/NzbDrone.Web/Scripts/backbone/router.js b/NzbDrone.Web/Scripts/backbone/router.js
new file mode 100644
index 000000000..67210b8e5
--- /dev/null
+++ b/NzbDrone.Web/Scripts/backbone/router.js
@@ -0,0 +1,16 @@
+(function (nzbDrone, backbone) {
+    nzbDrone.AppRouter = backbone.Marionette.AppRouter.extend({
+
+        controller: new nzbDrone.AppController(),
+
+        appRoutes: {
+            '': 'home',
+            'wines': 'list',
+            'wines/page/:page': 'list',
+            'wines/add': 'addWine',
+            'wines/:id': 'wineDetails',
+            'about': 'about',
+            'search/:searchTerm': 'handleSearch'
+        }
+    });
+})(window.NzbDrone, window.Backbone);s
\ No newline at end of file
diff --git a/NzbDrone.Web/Scripts/backbone/utils.js b/NzbDrone.Web/Scripts/backbone/utils.js
new file mode 100644
index 000000000..11b396260
--- /dev/null
+++ b/NzbDrone.Web/Scripts/backbone/utils.js
@@ -0,0 +1,53 @@
+window.utils = {
+
+    // Asynchronously load templates located in separate .html files
+    loadTemplate: function (views, callback) {
+
+        var deferreds = [];
+
+        $.each(views, function (index, view) {
+            if (window[view]) {
+                deferreds.push($.get('tpl/' + view + '.html', function (data) {
+                    window[view].prototype.template = _.template(data);
+                }));
+            } else {
+                alert(view + ' not found');
+            }
+        });
+
+        $.when.apply(null, deferreds).done(callback);
+    },
+
+    displayValidationErrors: function (messages) {
+        for (var key in messages) {
+            if (messages.hasOwnProperty(key)) {
+                this.addValidationError(key, messages[key]);
+            }
+        }
+        this.showAlert('Warning!', 'Fix validation errors and try again', 'alert-warning');
+    },
+
+    addValidationError: function (field, message) {
+        var controlGroup = $('#' + field).parent().parent();
+        controlGroup.addClass('error');
+        $('.help-inline', controlGroup).html(message);
+    },
+
+    removeValidationError: function (field) {
+        var controlGroup = $('#' + field).parent().parent();
+        controlGroup.removeClass('error');
+        $('.help-inline', controlGroup).html('');
+    },
+
+    showAlert: function (title, text, klass) {
+        $('.alert').removeClass('alert-error alert-warning alert-success alert-info');
+        $('.alert').addClass(klass);
+        $('.alert').html('<strong>' + title + '</strong> ' + text);
+        $('.alert').show();
+    },
+
+    hideAlert: function () {
+        $('.alert').hide();
+    }
+
+};
\ No newline at end of file
diff --git a/NzbDrone.Web/Scripts/backbone/views/qualityProfiles.js b/NzbDrone.Web/Scripts/backbone/views/qualityProfiles.js
new file mode 100644
index 000000000..4b58b1cc0
--- /dev/null
+++ b/NzbDrone.Web/Scripts/backbone/views/qualityProfiles.js
@@ -0,0 +1,37 @@
+window.QualityProfilesView = Backbone.View.extend({
+
+    initialize: function () {
+        this.render();
+    },
+
+    render: function () {
+        var profiles = this.model.models;
+        var len = profiles.length;
+        var startPos = (this.options.page - 1) * 8;
+        var endPos = Math.min(startPos + 8, len);
+
+        $(this.el).html('<ul class="thumbnails"></ul>');
+
+        for (var i = startPos; i < endPos; i++) {
+            $('.thumbnails', this.el).append(new QualityProfileView({ model: profiles[i] }).render().el);
+        }
+
+        return this;
+    }
+});
+
+window.QualityProfileView = Backbone.View.extend({
+
+    tagName: "li",
+
+    initialize: function () {
+        this.model.bind("change", this.render, this);
+        this.model.bind("destroy", this.close, this);
+    },
+
+    render: function () {
+        $(this.el).html(this.template(this.model.toJSON()));
+        return this;
+    }
+
+});
\ No newline at end of file
diff --git a/NzbDrone.Web/Scripts/underscore.js b/NzbDrone.Web/Scripts/underscore.js
new file mode 100644
index 000000000..f98d56c47
--- /dev/null
+++ b/NzbDrone.Web/Scripts/underscore.js
@@ -0,0 +1,1072 @@
+//     Underscore.js 1.3.3
+//     (c) 2009-2012 Jeremy Ashkenas, DocumentCloud Inc.
+//     Underscore is freely distributable under the MIT license.
+//     Portions of Underscore are inspired or borrowed from Prototype,
+//     Oliver Steele's Functional, and John Resig's Micro-Templating.
+//     For all details and documentation:
+//     http://documentcloud.github.com/underscore
+
+(function() {
+
+  // Baseline setup
+  // --------------
+
+  // Establish the root object, `window` in the browser, or `global` on the server.
+  var root = this;
+
+  // Save the previous value of the `_` variable.
+  var previousUnderscore = root._;
+
+  // Establish the object that gets returned to break out of a loop iteration.
+  var breaker = {};
+
+  // Save bytes in the minified (but not gzipped) version:
+  var ArrayProto = Array.prototype, ObjProto = Object.prototype, FuncProto = Function.prototype;
+
+  // Create quick reference variables for speed access to core prototypes.
+  var push             = ArrayProto.push,
+      slice            = ArrayProto.slice,
+      unshift          = ArrayProto.unshift,
+      toString         = ObjProto.toString,
+      hasOwnProperty   = ObjProto.hasOwnProperty;
+
+  // All **ECMAScript 5** native function implementations that we hope to use
+  // are declared here.
+  var
+    nativeForEach      = ArrayProto.forEach,
+    nativeMap          = ArrayProto.map,
+    nativeReduce       = ArrayProto.reduce,
+    nativeReduceRight  = ArrayProto.reduceRight,
+    nativeFilter       = ArrayProto.filter,
+    nativeEvery        = ArrayProto.every,
+    nativeSome         = ArrayProto.some,
+    nativeIndexOf      = ArrayProto.indexOf,
+    nativeLastIndexOf  = ArrayProto.lastIndexOf,
+    nativeIsArray      = Array.isArray,
+    nativeKeys         = Object.keys,
+    nativeBind         = FuncProto.bind;
+
+  // Create a safe reference to the Underscore object for use below.
+  var _ = function(obj) { return new wrapper(obj); };
+
+  // Export the Underscore object for **Node.js**, with
+  // backwards-compatibility for the old `require()` API. If we're in
+  // the browser, add `_` as a global object via a string identifier,
+  // for Closure Compiler "advanced" mode.
+  if (typeof exports !== 'undefined') {
+    if (typeof module !== 'undefined' && module.exports) {
+      exports = module.exports = _;
+    }
+    exports._ = _;
+  } else {
+    root['_'] = _;
+  }
+
+  // Current version.
+  _.VERSION = '1.3.3';
+
+  // Collection Functions
+  // --------------------
+
+  // The cornerstone, an `each` implementation, aka `forEach`.
+  // Handles objects with the built-in `forEach`, arrays, and raw objects.
+  // Delegates to **ECMAScript 5**'s native `forEach` if available.
+  var each = _.each = _.forEach = function(obj, iterator, context) {
+    if (obj == null) return;
+    if (nativeForEach && obj.forEach === nativeForEach) {
+      obj.forEach(iterator, context);
+    } else if (obj.length === +obj.length) {
+      for (var i = 0, l = obj.length; i < l; i++) {
+        if (i in obj && iterator.call(context, obj[i], i, obj) === breaker) return;
+      }
+    } else {
+      for (var key in obj) {
+        if (_.has(obj, key)) {
+          if (iterator.call(context, obj[key], key, obj) === breaker) return;
+        }
+      }
+    }
+  };
+
+  // Return the results of applying the iterator to each element.
+  // Delegates to **ECMAScript 5**'s native `map` if available.
+  _.map = _.collect = function(obj, iterator, context) {
+    var results = [];
+    if (obj == null) return results;
+    if (nativeMap && obj.map === nativeMap) return obj.map(iterator, context);
+    each(obj, function(value, index, list) {
+      results[results.length] = iterator.call(context, value, index, list);
+    });
+    if (obj.length === +obj.length) results.length = obj.length;
+    return results;
+  };
+
+  // **Reduce** builds up a single result from a list of values, aka `inject`,
+  // or `foldl`. Delegates to **ECMAScript 5**'s native `reduce` if available.
+  _.reduce = _.foldl = _.inject = function(obj, iterator, memo, context) {
+    var initial = arguments.length > 2;
+    if (obj == null) obj = [];
+    if (nativeReduce && obj.reduce === nativeReduce) {
+      if (context) iterator = _.bind(iterator, context);
+      return initial ? obj.reduce(iterator, memo) : obj.reduce(iterator);
+    }
+    each(obj, function(value, index, list) {
+      if (!initial) {
+        memo = value;
+        initial = true;
+      } else {
+        memo = iterator.call(context, memo, value, index, list);
+      }
+    });
+    if (!initial) throw new TypeError('Reduce of empty array with no initial value');
+    return memo;
+  };
+
+  // The right-associative version of reduce, also known as `foldr`.
+  // Delegates to **ECMAScript 5**'s native `reduceRight` if available.
+  _.reduceRight = _.foldr = function(obj, iterator, memo, context) {
+    var initial = arguments.length > 2;
+    if (obj == null) obj = [];
+    if (nativeReduceRight && obj.reduceRight === nativeReduceRight) {
+      if (context) iterator = _.bind(iterator, context);
+      return initial ? obj.reduceRight(iterator, memo) : obj.reduceRight(iterator);
+    }
+    var reversed = _.toArray(obj).reverse();
+    if (context && !initial) iterator = _.bind(iterator, context);
+    return initial ? _.reduce(reversed, iterator, memo, context) : _.reduce(reversed, iterator);
+  };
+
+  // Return the first value which passes a truth test. Aliased as `detect`.
+  _.find = _.detect = function(obj, iterator, context) {
+    var result;
+    any(obj, function(value, index, list) {
+      if (iterator.call(context, value, index, list)) {
+        result = value;
+        return true;
+      }
+    });
+    return result;
+  };
+
+  // Return all the elements that pass a truth test.
+  // Delegates to **ECMAScript 5**'s native `filter` if available.
+  // Aliased as `select`.
+  _.filter = _.select = function(obj, iterator, context) {
+    var results = [];
+    if (obj == null) return results;
+    if (nativeFilter && obj.filter === nativeFilter) return obj.filter(iterator, context);
+    each(obj, function(value, index, list) {
+      if (iterator.call(context, value, index, list)) results[results.length] = value;
+    });
+    return results;
+  };
+
+  // Return all the elements for which a truth test fails.
+  _.reject = function(obj, iterator, context) {
+    var results = [];
+    if (obj == null) return results;
+    each(obj, function(value, index, list) {
+      if (!iterator.call(context, value, index, list)) results[results.length] = value;
+    });
+    return results;
+  };
+
+  // Determine whether all of the elements match a truth test.
+  // Delegates to **ECMAScript 5**'s native `every` if available.
+  // Aliased as `all`.
+  _.every = _.all = function(obj, iterator, context) {
+    var result = true;
+    if (obj == null) return result;
+    if (nativeEvery && obj.every === nativeEvery) return obj.every(iterator, context);
+    each(obj, function(value, index, list) {
+      if (!(result = result && iterator.call(context, value, index, list))) return breaker;
+    });
+    return !!result;
+  };
+
+  // Determine if at least one element in the object matches a truth test.
+  // Delegates to **ECMAScript 5**'s native `some` if available.
+  // Aliased as `any`.
+  var any = _.some = _.any = function(obj, iterator, context) {
+    iterator || (iterator = _.identity);
+    var result = false;
+    if (obj == null) return result;
+    if (nativeSome && obj.some === nativeSome) return obj.some(iterator, context);
+    each(obj, function(value, index, list) {
+      if (result || (result = iterator.call(context, value, index, list))) return breaker;
+    });
+    return !!result;
+  };
+
+  // Determine if a given value is included in the array or object using `===`.
+  // Aliased as `contains`.
+  _.include = _.contains = function(obj, target) {
+    var found = false;
+    if (obj == null) return found;
+    if (nativeIndexOf && obj.indexOf === nativeIndexOf) return obj.indexOf(target) != -1;
+    found = any(obj, function(value) {
+      return value === target;
+    });
+    return found;
+  };
+
+  // Invoke a method (with arguments) on every item in a collection.
+  _.invoke = function(obj, method) {
+    var args = slice.call(arguments, 2);
+    return _.map(obj, function(value) {
+      return (_.isFunction(method) ? method || value : value[method]).apply(value, args);
+    });
+  };
+
+  // Convenience version of a common use case of `map`: fetching a property.
+  _.pluck = function(obj, key) {
+    return _.map(obj, function(value){ return value[key]; });
+  };
+
+  // Return the maximum element or (element-based computation).
+  _.max = function(obj, iterator, context) {
+    if (!iterator && _.isArray(obj) && obj[0] === +obj[0]) return Math.max.apply(Math, obj);
+    if (!iterator && _.isEmpty(obj)) return -Infinity;
+    var result = {computed : -Infinity};
+    each(obj, function(value, index, list) {
+      var computed = iterator ? iterator.call(context, value, index, list) : value;
+      computed >= result.computed && (result = {value : value, computed : computed});
+    });
+    return result.value;
+  };
+
+  // Return the minimum element (or element-based computation).
+  _.min = function(obj, iterator, context) {
+    if (!iterator && _.isArray(obj) && obj[0] === +obj[0]) return Math.min.apply(Math, obj);
+    if (!iterator && _.isEmpty(obj)) return Infinity;
+    var result = {computed : Infinity};
+    each(obj, function(value, index, list) {
+      var computed = iterator ? iterator.call(context, value, index, list) : value;
+      computed < result.computed && (result = {value : value, computed : computed});
+    });
+    return result.value;
+  };
+
+  // Shuffle an array.
+  _.shuffle = function(obj) {
+    var shuffled = [], rand;
+    each(obj, function(value, index, list) {
+      rand = Math.floor(Math.random() * (index + 1));
+      shuffled[index] = shuffled[rand];
+      shuffled[rand] = value;
+    });
+    return shuffled;
+  };
+
+  // Sort the object's values by a criterion produced by an iterator.
+  _.sortBy = function(obj, val, context) {
+    var iterator = _.isFunction(val) ? val : function(obj) { return obj[val]; };
+    return _.pluck(_.map(obj, function(value, index, list) {
+      return {
+        value : value,
+        criteria : iterator.call(context, value, index, list)
+      };
+    }).sort(function(left, right) {
+      var a = left.criteria, b = right.criteria;
+      if (a === void 0) return 1;
+      if (b === void 0) return -1;
+      return a < b ? -1 : a > b ? 1 : 0;
+    }), 'value');
+  };
+
+  // Groups the object's values by a criterion. Pass either a string attribute
+  // to group by, or a function that returns the criterion.
+  _.groupBy = function(obj, val) {
+    var result = {};
+    var iterator = _.isFunction(val) ? val : function(obj) { return obj[val]; };
+    each(obj, function(value, index) {
+      var key = iterator(value, index);
+      (result[key] || (result[key] = [])).push(value);
+    });
+    return result;
+  };
+
+  // Use a comparator function to figure out the smallest index at which
+  // an object should be inserted so as to maintain order. Uses binary search.
+  _.sortedIndex = function(array, obj, iterator) {
+    iterator || (iterator = _.identity);
+    var value = iterator(obj);
+    var low = 0, high = array.length;
+    while (low < high) {
+      var mid = (low + high) >> 1;
+      iterator(array[mid]) < value ? low = mid + 1 : high = mid;
+    }
+    return low;
+  };
+
+  // Safely convert anything iterable into a real, live array.
+  _.toArray = function(obj) {
+    if (!obj)                                     return [];
+    if (_.isArray(obj))                           return slice.call(obj);
+    if (_.isArguments(obj))                       return slice.call(obj);
+    if (obj.toArray && _.isFunction(obj.toArray)) return obj.toArray();
+    return _.values(obj);
+  };
+
+  // Return the number of elements in an object.
+  _.size = function(obj) {
+    return _.isArray(obj) ? obj.length : _.keys(obj).length;
+  };
+
+  // Array Functions
+  // ---------------
+
+  // Get the first element of an array. Passing **n** will return the first N
+  // values in the array. Aliased as `head` and `take`. The **guard** check
+  // allows it to work with `_.map`.
+  _.first = _.head = _.take = function(array, n, guard) {
+    return (n != null) && !guard ? slice.call(array, 0, n) : array[0];
+  };
+
+  // Returns everything but the last entry of the array. Especially useful on
+  // the arguments object. Passing **n** will return all the values in
+  // the array, excluding the last N. The **guard** check allows it to work with
+  // `_.map`.
+  _.initial = function(array, n, guard) {
+    return slice.call(array, 0, array.length - ((n == null) || guard ? 1 : n));
+  };
+
+  // Get the last element of an array. Passing **n** will return the last N
+  // values in the array. The **guard** check allows it to work with `_.map`.
+  _.last = function(array, n, guard) {
+    if ((n != null) && !guard) {
+      return slice.call(array, Math.max(array.length - n, 0));
+    } else {
+      return array[array.length - 1];
+    }
+  };
+
+  // Returns everything but the first entry of the array. Aliased as `tail`.
+  // Especially useful on the arguments object. Passing an **index** will return
+  // the rest of the values in the array from that index onward. The **guard**
+  // check allows it to work with `_.map`.
+  _.rest = _.tail = function(array, index, guard) {
+    return slice.call(array, (index == null) || guard ? 1 : index);
+  };
+
+  // Trim out all falsy values from an array.
+  _.compact = function(array) {
+    return _.filter(array, function(value){ return !!value; });
+  };
+
+  // Return a completely flattened version of an array.
+  _.flatten = function(array, shallow) {
+    return (function flatten(input, output) {
+      each(input, function(value) {
+        if (_.isArray(value)) {
+          shallow ? push.apply(output, value) : flatten(value, output);
+        } else {
+          output.push(value);
+        }
+      });
+      return output;
+    })(array, []);
+  };
+
+  // Return a version of the array that does not contain the specified value(s).
+  _.without = function(array) {
+    return _.difference(array, slice.call(arguments, 1));
+  };
+
+  // Produce a duplicate-free version of the array. If the array has already
+  // been sorted, you have the option of using a faster algorithm.
+  // Aliased as `unique`.
+  _.uniq = _.unique = function(array, isSorted, iterator) {
+    var initial = iterator ? _.map(array, iterator) : array;
+    var results = [];
+    // The `isSorted` flag is irrelevant if the array only contains two elements.
+    if (array.length < 3) isSorted = true;
+    _.reduce(initial, function(memo, value, index) {
+      if (isSorted ? _.last(memo) !== value || !memo.length : !_.include(memo, value)) {
+        memo.push(value);
+        results.push(array[index]);
+      }
+      return memo;
+    }, []);
+    return results;
+  };
+
+  // Produce an array that contains the union: each distinct element from all of
+  // the passed-in arrays.
+  _.union = function() {
+    return _.uniq(_.flatten(arguments, true));
+  };
+
+  // Produce an array that contains every item shared between all the
+  // passed-in arrays. (Aliased as "intersect" for back-compat.)
+  _.intersection = _.intersect = function(array) {
+    var rest = slice.call(arguments, 1);
+    return _.filter(_.uniq(array), function(item) {
+      return _.every(rest, function(other) {
+        return _.indexOf(other, item) >= 0;
+      });
+    });
+  };
+
+  // Take the difference between one array and a number of other arrays.
+  // Only the elements present in just the first array will remain.
+  _.difference = function(array) {
+    var rest = _.flatten(slice.call(arguments, 1), true);
+    return _.filter(array, function(value){ return !_.include(rest, value); });
+  };
+
+  // Zip together multiple lists into a single array -- elements that share
+  // an index go together.
+  _.zip = function() {
+    var args = slice.call(arguments);
+    var length = _.max(_.pluck(args, 'length'));
+    var results = new Array(length);
+    for (var i = 0; i < length; i++) results[i] = _.pluck(args, "" + i);
+    return results;
+  };
+
+  // If the browser doesn't supply us with indexOf (I'm looking at you, **MSIE**),
+  // we need this function. Return the position of the first occurrence of an
+  // item in an array, or -1 if the item is not included in the array.
+  // Delegates to **ECMAScript 5**'s native `indexOf` if available.
+  // If the array is large and already in sort order, pass `true`
+  // for **isSorted** to use binary search.
+  _.indexOf = function(array, item, isSorted) {
+    if (array == null) return -1;
+    var i, l;
+    if (isSorted) {
+      i = _.sortedIndex(array, item);
+      return array[i] === item ? i : -1;
+    }
+    if (nativeIndexOf && array.indexOf === nativeIndexOf) return array.indexOf(item);
+    for (i = 0, l = array.length; i < l; i++) if (i in array && array[i] === item) return i;
+    return -1;
+  };
+
+  // Delegates to **ECMAScript 5**'s native `lastIndexOf` if available.
+  _.lastIndexOf = function(array, item) {
+    if (array == null) return -1;
+    if (nativeLastIndexOf && array.lastIndexOf === nativeLastIndexOf) return array.lastIndexOf(item);
+    var i = array.length;
+    while (i--) if (i in array && array[i] === item) return i;
+    return -1;
+  };
+
+  // Generate an integer Array containing an arithmetic progression. A port of
+  // the native Python `range()` function. See
+  // [the Python documentation](http://docs.python.org/library/functions.html#range).
+  _.range = function(start, stop, step) {
+    if (arguments.length <= 1) {
+      stop = start || 0;
+      start = 0;
+    }
+    step = arguments[2] || 1;
+
+    var len = Math.max(Math.ceil((stop - start) / step), 0);
+    var idx = 0;
+    var range = new Array(len);
+
+    while(idx < len) {
+      range[idx++] = start;
+      start += step;
+    }
+
+    return range;
+  };
+
+  // Function (ahem) Functions
+  // ------------------
+
+  // Reusable constructor function for prototype setting.
+  var ctor = function(){};
+
+  // Create a function bound to a given object (assigning `this`, and arguments,
+  // optionally). Binding with arguments is also known as `curry`.
+  // Delegates to **ECMAScript 5**'s native `Function.bind` if available.
+  // We check for `func.bind` first, to fail fast when `func` is undefined.
+  _.bind = function bind(func, context) {
+    var bound, args;
+    if (func.bind === nativeBind && nativeBind) return nativeBind.apply(func, slice.call(arguments, 1));
+    if (!_.isFunction(func)) throw new TypeError;
+    args = slice.call(arguments, 2);
+    return bound = function() {
+      if (!(this instanceof bound)) return func.apply(context, args.concat(slice.call(arguments)));
+      ctor.prototype = func.prototype;
+      var self = new ctor;
+      var result = func.apply(self, args.concat(slice.call(arguments)));
+      if (Object(result) === result) return result;
+      return self;
+    };
+  };
+
+  // Bind all of an object's methods to that object. Useful for ensuring that
+  // all callbacks defined on an object belong to it.
+  _.bindAll = function(obj) {
+    var funcs = slice.call(arguments, 1);
+    if (funcs.length == 0) funcs = _.functions(obj);
+    each(funcs, function(f) { obj[f] = _.bind(obj[f], obj); });
+    return obj;
+  };
+
+  // Memoize an expensive function by storing its results.
+  _.memoize = function(func, hasher) {
+    var memo = {};
+    hasher || (hasher = _.identity);
+    return function() {
+      var key = hasher.apply(this, arguments);
+      return _.has(memo, key) ? memo[key] : (memo[key] = func.apply(this, arguments));
+    };
+  };
+
+  // Delays a function for the given number of milliseconds, and then calls
+  // it with the arguments supplied.
+  _.delay = function(func, wait) {
+    var args = slice.call(arguments, 2);
+    return setTimeout(function(){ return func.apply(null, args); }, wait);
+  };
+
+  // Defers a function, scheduling it to run after the current call stack has
+  // cleared.
+  _.defer = function(func) {
+    return _.delay.apply(_, [func, 1].concat(slice.call(arguments, 1)));
+  };
+
+  // Returns a function, that, when invoked, will only be triggered at most once
+  // during a given window of time.
+  _.throttle = function(func, wait) {
+    var context, args, timeout, throttling, more, result;
+    var whenDone = _.debounce(function(){ more = throttling = false; }, wait);
+    return function() {
+      context = this; args = arguments;
+      var later = function() {
+        timeout = null;
+        if (more) func.apply(context, args);
+        whenDone();
+      };
+      if (!timeout) timeout = setTimeout(later, wait);
+      if (throttling) {
+        more = true;
+      } else {
+        throttling = true;
+        result = func.apply(context, args);
+      }
+      whenDone();
+      return result;
+    };
+  };
+
+  // Returns a function, that, as long as it continues to be invoked, will not
+  // be triggered. The function will be called after it stops being called for
+  // N milliseconds. If `immediate` is passed, trigger the function on the
+  // leading edge, instead of the trailing.
+  _.debounce = function(func, wait, immediate) {
+    var timeout;
+    return function() {
+      var context = this, args = arguments;
+      var later = function() {
+        timeout = null;
+        if (!immediate) func.apply(context, args);
+      };
+      var callNow = immediate && !timeout;
+      clearTimeout(timeout);
+      timeout = setTimeout(later, wait);
+      if (callNow) func.apply(context, args);
+    };
+  };
+
+  // Returns a function that will be executed at most one time, no matter how
+  // often you call it. Useful for lazy initialization.
+  _.once = function(func) {
+    var ran = false, memo;
+    return function() {
+      if (ran) return memo;
+      ran = true;
+      return memo = func.apply(this, arguments);
+    };
+  };
+
+  // Returns the first function passed as an argument to the second,
+  // allowing you to adjust arguments, run code before and after, and
+  // conditionally execute the original function.
+  _.wrap = function(func, wrapper) {
+    return function() {
+      var args = [func].concat(slice.call(arguments, 0));
+      return wrapper.apply(this, args);
+    };
+  };
+
+  // Returns a function that is the composition of a list of functions, each
+  // consuming the return value of the function that follows.
+  _.compose = function() {
+    var funcs = arguments;
+    return function() {
+      var args = arguments;
+      for (var i = funcs.length - 1; i >= 0; i--) {
+        args = [funcs[i].apply(this, args)];
+      }
+      return args[0];
+    };
+  };
+
+  // Returns a function that will only be executed after being called N times.
+  _.after = function(times, func) {
+    if (times <= 0) return func();
+    return function() {
+      if (--times < 1) { return func.apply(this, arguments); }
+    };
+  };
+
+  // Object Functions
+  // ----------------
+
+  // Retrieve the names of an object's properties.
+  // Delegates to **ECMAScript 5**'s native `Object.keys`
+  _.keys = nativeKeys || function(obj) {
+    if (obj !== Object(obj)) throw new TypeError('Invalid object');
+    var keys = [];
+    for (var key in obj) if (_.has(obj, key)) keys[keys.length] = key;
+    return keys;
+  };
+
+  // Retrieve the values of an object's properties.
+  _.values = function(obj) {
+    return _.map(obj, _.identity);
+  };
+
+  // Return a sorted list of the function names available on the object.
+  // Aliased as `methods`
+  _.functions = _.methods = function(obj) {
+    var names = [];
+    for (var key in obj) {
+      if (_.isFunction(obj[key])) names.push(key);
+    }
+    return names.sort();
+  };
+
+  // Extend a given object with all the properties in passed-in object(s).
+  _.extend = function(obj) {
+    each(slice.call(arguments, 1), function(source) {
+      for (var prop in source) {
+        obj[prop] = source[prop];
+      }
+    });
+    return obj;
+  };
+
+  // Return a copy of the object only containing the whitelisted properties.
+  _.pick = function(obj) {
+    var result = {};
+    each(_.flatten(slice.call(arguments, 1)), function(key) {
+      if (key in obj) result[key] = obj[key];
+    });
+    return result;
+  };
+
+  // Fill in a given object with default properties.
+  _.defaults = function(obj) {
+    each(slice.call(arguments, 1), function(source) {
+      for (var prop in source) {
+        if (obj[prop] == null) obj[prop] = source[prop];
+      }
+    });
+    return obj;
+  };
+
+  // Create a (shallow-cloned) duplicate of an object.
+  _.clone = function(obj) {
+    if (!_.isObject(obj)) return obj;
+    return _.isArray(obj) ? obj.slice() : _.extend({}, obj);
+  };
+
+  // Invokes interceptor with the obj, and then returns obj.
+  // The primary purpose of this method is to "tap into" a method chain, in
+  // order to perform operations on intermediate results within the chain.
+  _.tap = function(obj, interceptor) {
+    interceptor(obj);
+    return obj;
+  };
+
+  // Internal recursive comparison function for `isEqual`.
+  function eq(a, b, stack) {
+    // Identical objects are equal. `0 === -0`, but they aren't identical.
+    // See the Harmony `egal` proposal: http://wiki.ecmascript.org/doku.php?id=harmony:egal.
+    if (a === b) return a !== 0 || 1 / a == 1 / b;
+    // A strict comparison is necessary because `null == undefined`.
+    if (a == null || b == null) return a === b;
+    // Unwrap any wrapped objects.
+    if (a._chain) a = a._wrapped;
+    if (b._chain) b = b._wrapped;
+    // Invoke a custom `isEqual` method if one is provided.
+    if (a.isEqual && _.isFunction(a.isEqual)) return a.isEqual(b);
+    if (b.isEqual && _.isFunction(b.isEqual)) return b.isEqual(a);
+    // Compare `[[Class]]` names.
+    var className = toString.call(a);
+    if (className != toString.call(b)) return false;
+    switch (className) {
+      // Strings, numbers, dates, and booleans are compared by value.
+      case '[object String]':
+        // Primitives and their corresponding object wrappers are equivalent; thus, `"5"` is
+        // equivalent to `new String("5")`.
+        return a == String(b);
+      case '[object Number]':
+        // `NaN`s are equivalent, but non-reflexive. An `egal` comparison is performed for
+        // other numeric values.
+        return a != +a ? b != +b : (a == 0 ? 1 / a == 1 / b : a == +b);
+      case '[object Date]':
+      case '[object Boolean]':
+        // Coerce dates and booleans to numeric primitive values. Dates are compared by their
+        // millisecond representations. Note that invalid dates with millisecond representations
+        // of `NaN` are not equivalent.
+        return +a == +b;
+      // RegExps are compared by their source patterns and flags.
+      case '[object RegExp]':
+        return a.source == b.source &&
+               a.global == b.global &&
+               a.multiline == b.multiline &&
+               a.ignoreCase == b.ignoreCase;
+    }
+    if (typeof a != 'object' || typeof b != 'object') return false;
+    // Assume equality for cyclic structures. The algorithm for detecting cyclic
+    // structures is adapted from ES 5.1 section 15.12.3, abstract operation `JO`.
+    var length = stack.length;
+    while (length--) {
+      // Linear search. Performance is inversely proportional to the number of
+      // unique nested structures.
+      if (stack[length] == a) return true;
+    }
+    // Add the first object to the stack of traversed objects.
+    stack.push(a);
+    var size = 0, result = true;
+    // Recursively compare objects and arrays.
+    if (className == '[object Array]') {
+      // Compare array lengths to determine if a deep comparison is necessary.
+      size = a.length;
+      result = size == b.length;
+      if (result) {
+        // Deep compare the contents, ignoring non-numeric properties.
+        while (size--) {
+          // Ensure commutative equality for sparse arrays.
+          if (!(result = size in a == size in b && eq(a[size], b[size], stack))) break;
+        }
+      }
+    } else {
+      // Objects with different constructors are not equivalent.
+      if ('constructor' in a != 'constructor' in b || a.constructor != b.constructor) return false;
+      // Deep compare objects.
+      for (var key in a) {
+        if (_.has(a, key)) {
+          // Count the expected number of properties.
+          size++;
+          // Deep compare each member.
+          if (!(result = _.has(b, key) && eq(a[key], b[key], stack))) break;
+        }
+      }
+      // Ensure that both objects contain the same number of properties.
+      if (result) {
+        for (key in b) {
+          if (_.has(b, key) && !(size--)) break;
+        }
+        result = !size;
+      }
+    }
+    // Remove the first object from the stack of traversed objects.
+    stack.pop();
+    return result;
+  }
+
+  // Perform a deep comparison to check if two objects are equal.
+  _.isEqual = function(a, b) {
+    return eq(a, b, []);
+  };
+
+  // Is a given array, string, or object empty?
+  // An "empty" object has no enumerable own-properties.
+  _.isEmpty = function(obj) {
+    if (obj == null) return true;
+    if (_.isArray(obj) || _.isString(obj)) return obj.length === 0;
+    for (var key in obj) if (_.has(obj, key)) return false;
+    return true;
+  };
+
+  // Is a given value a DOM element?
+  _.isElement = function(obj) {
+    return !!(obj && obj.nodeType == 1);
+  };
+
+  // Is a given value an array?
+  // Delegates to ECMA5's native Array.isArray
+  _.isArray = nativeIsArray || function(obj) {
+    return toString.call(obj) == '[object Array]';
+  };
+
+  // Is a given variable an object?
+  _.isObject = function(obj) {
+    return obj === Object(obj);
+  };
+
+  // Is a given variable an arguments object?
+  // Define a fallback version of the method in browsers (ahem, IE), where
+  // there isn't any inspectable "Arguments" type.
+  _.isArguments = function(obj) {
+    return toString.call(obj) == '[object Arguments]';
+  };
+  if (!_.isArguments(arguments)) {
+    _.isArguments = function(obj) {
+      return !!(obj && _.has(obj, 'callee'));
+    };
+  }
+
+  // Is a given value a function?
+  _.isFunction = function(obj) {
+    return toString.call(obj) == '[object Function]';
+  };
+
+  // Is a given value a string?
+  _.isString = function(obj) {
+    return toString.call(obj) == '[object String]';
+  };
+
+  // Is a given value a number?
+  _.isNumber = function(obj) {
+    return toString.call(obj) == '[object Number]';
+  };
+
+  // Is a given object a finite number?
+  _.isFinite = function(obj) {
+    return _.isNumber(obj) && isFinite(obj);
+  };
+
+  // Is the given value `NaN`?
+  _.isNaN = function(obj) {
+    // `NaN` is the only value for which `===` is not reflexive.
+    return obj !== obj;
+  };
+
+  // Is a given value a boolean?
+  _.isBoolean = function(obj) {
+    return obj === true || obj === false || toString.call(obj) == '[object Boolean]';
+  };
+
+  // Is a given value a date?
+  _.isDate = function(obj) {
+    return toString.call(obj) == '[object Date]';
+  };
+
+  // Is the given value a regular expression?
+  _.isRegExp = function(obj) {
+    return toString.call(obj) == '[object RegExp]';
+  };
+
+  // Is a given value equal to null?
+  _.isNull = function(obj) {
+    return obj === null;
+  };
+
+  // Is a given variable undefined?
+  _.isUndefined = function(obj) {
+    return obj === void 0;
+  };
+
+  // Does an object have the given "own" property?
+  _.has = function(obj, key) {
+    return hasOwnProperty.call(obj, key);
+  };
+
+  // Utility Functions
+  // -----------------
+
+  // Run Underscore.js in *noConflict* mode, returning the `_` variable to its
+  // previous owner. Returns a reference to the Underscore object.
+  _.noConflict = function() {
+    root._ = previousUnderscore;
+    return this;
+  };
+
+  // Keep the identity function around for default iterators.
+  _.identity = function(value) {
+    return value;
+  };
+
+  // Run a function **n** times.
+  _.times = function(n, iterator, context) {
+    for (var i = 0; i < n; i++) iterator.call(context, i);
+  };
+
+  // Escape a string for HTML interpolation.
+  _.escape = function(string) {
+    return (''+string)
+      .replace(/&/g, '&amp;')
+      .replace(/</g, '&lt;')
+      .replace(/>/g, '&gt;')
+      .replace(/"/g, '&quot;')
+      .replace(/'/g, '&#x27;')
+      .replace(/\//g,'&#x2F;');
+  };
+
+  // If the value of the named property is a function then invoke it;
+  // otherwise, return it.
+  _.result = function(object, property) {
+    if (object == null) return null;
+    var value = object[property];
+    return _.isFunction(value) ? value.call(object) : value;
+  };
+
+  // Add your own custom functions to the Underscore object, ensuring that
+  // they're correctly added to the OOP wrapper as well.
+  _.mixin = function(obj) {
+    each(_.functions(obj), function(name){
+      addToWrapper(name, _[name] = obj[name]);
+    });
+  };
+
+  // Generate a unique integer id (unique within the entire client session).
+  // Useful for temporary DOM ids.
+  var idCounter = 0;
+  _.uniqueId = function(prefix) {
+    var id = idCounter++;
+    return prefix ? prefix + id : id;
+  };
+
+  // By default, Underscore uses ERB-style template delimiters, change the
+  // following template settings to use alternative delimiters.
+  _.templateSettings = {
+    evaluate    : /<%([\s\S]+?)%>/g,
+    interpolate : /<%=([\s\S]+?)%>/g,
+    escape      : /<%-([\s\S]+?)%>/g
+  };
+
+  // When customizing `templateSettings`, if you don't want to define an
+  // interpolation, evaluation or escaping regex, we need one that is
+  // guaranteed not to match.
+  var noMatch = /.^/;
+
+  // Certain characters need to be escaped so that they can be put into a
+  // string literal.
+  var escapes = {
+    '\\': '\\',
+    "'": "'",
+    'r': '\r',
+    'n': '\n',
+    't': '\t',
+    'u2028': '\u2028',
+    'u2029': '\u2029'
+  };
+
+  for (var p in escapes) escapes[escapes[p]] = p;
+  var escaper = /\\|'|\r|\n|\t|\u2028|\u2029/g;
+  var unescaper = /\\(\\|'|r|n|t|u2028|u2029)/g;
+
+  // Within an interpolation, evaluation, or escaping, remove HTML escaping
+  // that had been previously added.
+  var unescape = function(code) {
+    return code.replace(unescaper, function(match, escape) {
+      return escapes[escape];
+    });
+  };
+
+  // JavaScript micro-templating, similar to John Resig's implementation.
+  // Underscore templating handles arbitrary delimiters, preserves whitespace,
+  // and correctly escapes quotes within interpolated code.
+  _.template = function(text, data, settings) {
+    settings = _.defaults(settings || {}, _.templateSettings);
+
+    // Compile the template source, taking care to escape characters that
+    // cannot be included in a string literal and then unescape them in code
+    // blocks.
+    var source = "__p+='" + text
+      .replace(escaper, function(match) {
+        return '\\' + escapes[match];
+      })
+      .replace(settings.escape || noMatch, function(match, code) {
+        return "'+\n((__t=(" + unescape(code) + "))==null?'':_.escape(__t))+\n'";
+      })
+      .replace(settings.interpolate || noMatch, function(match, code) {
+        return "'+\n((__t=(" + unescape(code) + "))==null?'':__t)+\n'";
+      })
+      .replace(settings.evaluate || noMatch, function(match, code) {
+        return "';\n" + unescape(code) + "\n;__p+='";
+      }) + "';\n";
+
+    // If a variable is not specified, place data values in local scope.
+    if (!settings.variable) source = 'with(obj||{}){\n' + source + '}\n';
+
+    source = "var __t,__p='',__j=Array.prototype.join," +
+      "print=function(){__p+=__j.call(arguments,'')};\n" +
+      source + "return __p;\n";
+
+    var render = new Function(settings.variable || 'obj', '_', source);
+    if (data) return render(data, _);
+    var template = function(data) {
+      return render.call(this, data, _);
+    };
+
+    // Provide the compiled function source as a convenience for precompilation.
+    template.source = 'function(' + (settings.variable || 'obj') + '){\n' + source + '}';
+
+    return template;
+  };
+
+  // Add a "chain" function, which will delegate to the wrapper.
+  _.chain = function(obj) {
+    return _(obj).chain();
+  };
+
+  // The OOP Wrapper
+  // ---------------
+
+  // If Underscore is called as a function, it returns a wrapped object that
+  // can be used OO-style. This wrapper holds altered versions of all the
+  // underscore functions. Wrapped objects may be chained.
+  var wrapper = function(obj) { this._wrapped = obj; };
+
+  // Expose `wrapper.prototype` as `_.prototype`
+  _.prototype = wrapper.prototype;
+
+  // Helper function to continue chaining intermediate results.
+  var result = function(obj, chain) {
+    return chain ? _(obj).chain() : obj;
+  };
+
+  // A method to easily add functions to the OOP wrapper.
+  var addToWrapper = function(name, func) {
+    wrapper.prototype[name] = function() {
+      var args = slice.call(arguments);
+      unshift.call(args, this._wrapped);
+      return result(func.apply(_, args), this._chain);
+    };
+  };
+
+  // Add all of the Underscore functions to the wrapper object.
+  _.mixin(_);
+
+  // Add all mutator Array functions to the wrapper.
+  each(['pop', 'push', 'reverse', 'shift', 'sort', 'splice', 'unshift'], function(name) {
+    var method = ArrayProto[name];
+    wrapper.prototype[name] = function() {
+      var obj = this._wrapped;
+      method.apply(obj, arguments);
+      if ((name == 'shift' || name == 'splice') && obj.length === 0) delete obj[0];
+      return result(obj, this._chain);
+    };
+  });
+
+  // Add all accessor Array functions to the wrapper.
+  each(['concat', 'join', 'slice'], function(name) {
+    var method = ArrayProto[name];
+    wrapper.prototype[name] = function() {
+      return result(method.apply(this._wrapped, arguments), this._chain);
+    };
+  });
+
+  // Start chaining a wrapped Underscore object.
+  wrapper.prototype.chain = function() {
+    this._chain = true;
+    return this;
+  };
+
+  // Extracts the result from a wrapped and chained object.
+  wrapper.prototype.value = function() {
+    return this._wrapped;
+  };
+
+}).call(this);
diff --git a/NzbDrone.Web/Scripts/underscore.min.js b/NzbDrone.Web/Scripts/underscore.min.js
new file mode 100644
index 000000000..2e6d9f2ae
--- /dev/null
+++ b/NzbDrone.Web/Scripts/underscore.min.js
@@ -0,0 +1,32 @@
+// Underscore.js 1.3.3
+// (c) 2009-2012 Jeremy Ashkenas, DocumentCloud Inc.
+// Underscore is freely distributable under the MIT license.
+// Portions of Underscore are inspired or borrowed from Prototype,
+// Oliver Steele's Functional, and John Resig's Micro-Templating.
+// For all details and documentation:
+// http://documentcloud.github.com/underscore
+(function(){function r(a,c,d){if(a===c)return a!==0||1/a==1/c;if(a==null||c==null)return a===c;if(a._chain)a=a._wrapped;if(c._chain)c=c._wrapped;if(a.isEqual&&b.isFunction(a.isEqual))return a.isEqual(c);if(c.isEqual&&b.isFunction(c.isEqual))return c.isEqual(a);var e=l.call(a);if(e!=l.call(c))return false;switch(e){case "[object String]":return a==String(c);case "[object Number]":return a!=+a?c!=+c:a==0?1/a==1/c:a==+c;case "[object Date]":case "[object Boolean]":return+a==+c;case "[object RegExp]":return a.source==
+c.source&&a.global==c.global&&a.multiline==c.multiline&&a.ignoreCase==c.ignoreCase}if(typeof a!="object"||typeof c!="object")return false;for(var g=d.length;g--;)if(d[g]==a)return true;d.push(a);var g=0,f=true;if(e=="[object Array]"){if(g=a.length,f=g==c.length)for(;g--;)if(!(f=g in a==g in c&&r(a[g],c[g],d)))break}else{if("constructor"in a!="constructor"in c||a.constructor!=c.constructor)return false;for(var h in a)if(b.has(a,h)&&(g++,!(f=b.has(c,h)&&r(a[h],c[h],d))))break;if(f){for(h in c)if(b.has(c,
+h)&&!g--)break;f=!g}}d.pop();return f}var s=this,I=s._,o={},k=Array.prototype,p=Object.prototype,J=k.push,i=k.slice,K=k.unshift,l=p.toString,L=p.hasOwnProperty,y=k.forEach,z=k.map,A=k.reduce,B=k.reduceRight,C=k.filter,D=k.every,E=k.some,q=k.indexOf,F=k.lastIndexOf,p=Array.isArray,M=Object.keys,t=Function.prototype.bind,b=function(a){return new m(a)};if(typeof exports!=="undefined"){if(typeof module!=="undefined"&&module.exports)exports=module.exports=b;exports._=b}else s._=b;b.VERSION="1.3.3";var j=
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+(a=="shift"||a=="splice")&&d.length===0&&delete d[0];return x(d,this._chain)}});j(["concat","join","slice"],function(a){var b=k[a];m.prototype[a]=function(){return x(b.apply(this._wrapped,arguments),this._chain)}});m.prototype.chain=function(){this._chain=true;return this};m.prototype.value=function(){return this._wrapped}}).call(this);
diff --git a/NzbDrone.Web/Views/Settings/Quality.cshtml b/NzbDrone.Web/Views/Settings/Quality.cshtml
index e9eb9a75c..ea08c6abb 100644
--- a/NzbDrone.Web/Views/Settings/Quality.cshtml
+++ b/NzbDrone.Web/Views/Settings/Quality.cshtml
@@ -27,10 +27,10 @@
                     </a>
                 </div>
                 <div id="profiles">
-                    @foreach (var item in (List<QualityProfile>)ViewData["Profiles"])
+                    @*@foreach (var item in (List<QualityProfile>)ViewData["Profiles"])
                     {
                         Html.RenderAction("GetQualityProfileView", item);
-                    }
+                    }*@
                 </div>
             </div>
             <h3>
@@ -115,4 +115,20 @@
             $(this).button();
         });
     </script>
-}
+    
+    @Html.IncludeScript("backbone/app.js")
+    @Html.IncludeScript("backbone/controller.js")
+    @Html.IncludeScript("backbone/router.js")
+    @Html.IncludeScript("backbone/constants.js")
+    @Html.IncludeScript("backbone/utils.js")
+    @Html.IncludeScript("backbone/models/profileCollection.js")
+    @Html.IncludeScript("backbone/models/profileModel.js")
+    @Html.IncludeScript("backbone/views/qualityProfiles.js")
+    @*@Html.IncludeScript("backbone/bootstrapper.js")*@
+
+    <script id="QualityProfileView" type="text/template">
+        <%= Name %>
+        <%= Cutoff %>
+        <%= Allowed %>
+    </script>
+}
\ No newline at end of file
diff --git a/NzbDrone.Web/Views/Shared/_ReferenceLayout.cshtml b/NzbDrone.Web/Views/Shared/_ReferenceLayout.cshtml
index a1d2d416e..5ae57bf74 100644
--- a/NzbDrone.Web/Views/Shared/_ReferenceLayout.cshtml
+++ b/NzbDrone.Web/Views/Shared/_ReferenceLayout.cshtml
@@ -50,6 +50,9 @@
         @Html.IncludeScript("DataTables-1.9.4/media/js/FixedHeader.min.js")
         @Html.IncludeScript("jquery.dataTables.4button.pagination.js")
         @Html.IncludeScript("NzbDrone/common.js")
+        @Html.IncludeScript("underscore.min.js")
+        @Html.IncludeScript("backbone.min.js")
+        @Html.IncludeScript("backbone.marionette.min.js")
         @RenderSection("Scripts", required: false)
     </body>
 </html>
\ No newline at end of file
diff --git a/NzbDrone.Web/packages.config b/NzbDrone.Web/packages.config
index c92d77933..7f5acf12b 100644
--- a/NzbDrone.Web/packages.config
+++ b/NzbDrone.Web/packages.config
@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
+  <package id="Backbone.js" version="0.9.2" targetFramework="net40" />
   <package id="DataTables.Mvc" version="0.1.0.85" />
   <package id="DataTables.Mvc.Core" version="0.1.0.85" />
   <package id="DynamicQuery" version="1.0" />
@@ -34,5 +35,6 @@
   <package id="SignalR.Js" version="0.5.3" targetFramework="net40" />
   <package id="SignalR.Server" version="0.5.3" targetFramework="net40" />
   <package id="SqlServerCompact" version="4.0.8482.1" />
+  <package id="underscore.js" version="1.3.3" targetFramework="net40" />
   <package id="WebActivator" version="1.5.2" targetFramework="net40" />
 </packages>
\ No newline at end of file
diff --git a/packages/Backbone.js.0.9.2/Backbone.js.0.9.2.nupkg b/packages/Backbone.js.0.9.2/Backbone.js.0.9.2.nupkg
new file mode 100644
index 000000000..40745a89a
Binary files /dev/null and b/packages/Backbone.js.0.9.2/Backbone.js.0.9.2.nupkg differ
diff --git a/packages/Backbone.js.0.9.2/Backbone.js.0.9.2.nuspec b/packages/Backbone.js.0.9.2/Backbone.js.0.9.2.nuspec
new file mode 100644
index 000000000..8fcb45dea
--- /dev/null
+++ b/packages/Backbone.js.0.9.2/Backbone.js.0.9.2.nuspec
@@ -0,0 +1,18 @@
+<?xml version="1.0"?>
+<package xmlns="http://schemas.microsoft.com/packaging/2010/07/nuspec.xsd">
+  <metadata>
+    <id>Backbone.js</id>
+    <version>0.9.2</version>
+    <authors>Jeremy Ashkenas</authors>
+    <owners>Jeremy Ashkenas</owners>
+    <licenseUrl>https://github.com/documentcloud/backbone/blob/master/LICENSE</licenseUrl>
+    <projectUrl>http://documentcloud.github.com/backbone/</projectUrl>
+    <requireLicenseAcceptance>true</requireLicenseAcceptance>
+    <description>Backbone supplies structure to JavaScript-heavy applications by providing models key-value binding and custom events, collections with a rich API of enumerable functions, views with declarative event handling, and connects it all to your existing application over a RESTful JSON interface.</description>
+    <tags>MVC JavaScript clientside framework browser</tags>
+    <dependencies>
+      <dependency id="jQuery" version="1.7.1" />
+      <dependency id="underscore.js" version="1.3.1" />
+    </dependencies>
+  </metadata>
+</package>
\ No newline at end of file
diff --git a/packages/Backbone.js.0.9.2/Content/Scripts/backbone.js b/packages/Backbone.js.0.9.2/Content/Scripts/backbone.js
new file mode 100644
index 000000000..f53633158
--- /dev/null
+++ b/packages/Backbone.js.0.9.2/Content/Scripts/backbone.js
@@ -0,0 +1,1431 @@
+//     Backbone.js 0.9.2
+
+//     (c) 2010-2012 Jeremy Ashkenas, DocumentCloud Inc.
+//     Backbone may be freely distributed under the MIT license.
+//     For all details and documentation:
+//     http://backbonejs.org
+
+(function(){
+
+  // Initial Setup
+  // -------------
+
+  // Save a reference to the global object (`window` in the browser, `global`
+  // on the server).
+  var root = this;
+
+  // Save the previous value of the `Backbone` variable, so that it can be
+  // restored later on, if `noConflict` is used.
+  var previousBackbone = root.Backbone;
+
+  // Create a local reference to slice/splice.
+  var slice = Array.prototype.slice;
+  var splice = Array.prototype.splice;
+
+  // The top-level namespace. All public Backbone classes and modules will
+  // be attached to this. Exported for both CommonJS and the browser.
+  var Backbone;
+  if (typeof exports !== 'undefined') {
+    Backbone = exports;
+  } else {
+    Backbone = root.Backbone = {};
+  }
+
+  // Current version of the library. Keep in sync with `package.json`.
+  Backbone.VERSION = '0.9.2';
+
+  // Require Underscore, if we're on the server, and it's not already present.
+  var _ = root._;
+  if (!_ && (typeof require !== 'undefined')) _ = require('underscore');
+
+  // For Backbone's purposes, jQuery, Zepto, or Ender owns the `$` variable.
+  var $ = root.jQuery || root.Zepto || root.ender;
+
+  // Set the JavaScript library that will be used for DOM manipulation and
+  // Ajax calls (a.k.a. the `$` variable). By default Backbone will use: jQuery,
+  // Zepto, or Ender; but the `setDomLibrary()` method lets you inject an
+  // alternate JavaScript library (or a mock library for testing your views
+  // outside of a browser).
+  Backbone.setDomLibrary = function(lib) {
+    $ = lib;
+  };
+
+  // Runs Backbone.js in *noConflict* mode, returning the `Backbone` variable
+  // to its previous owner. Returns a reference to this Backbone object.
+  Backbone.noConflict = function() {
+    root.Backbone = previousBackbone;
+    return this;
+  };
+
+  // Turn on `emulateHTTP` to support legacy HTTP servers. Setting this option
+  // will fake `"PUT"` and `"DELETE"` requests via the `_method` parameter and
+  // set a `X-Http-Method-Override` header.
+  Backbone.emulateHTTP = false;
+
+  // Turn on `emulateJSON` to support legacy servers that can't deal with direct
+  // `application/json` requests ... will encode the body as
+  // `application/x-www-form-urlencoded` instead and will send the model in a
+  // form param named `model`.
+  Backbone.emulateJSON = false;
+
+  // Backbone.Events
+  // -----------------
+
+  // Regular expression used to split event strings
+  var eventSplitter = /\s+/;
+
+  // A module that can be mixed in to *any object* in order to provide it with
+  // custom events. You may bind with `on` or remove with `off` callback functions
+  // to an event; trigger`-ing an event fires all callbacks in succession.
+  //
+  //     var object = {};
+  //     _.extend(object, Backbone.Events);
+  //     object.on('expand', function(){ alert('expanded'); });
+  //     object.trigger('expand');
+  //
+  var Events = Backbone.Events = {
+
+    // Bind one or more space separated events, `events`, to a `callback`
+    // function. Passing `"all"` will bind the callback to all events fired.
+    on: function(events, callback, context) {
+
+      var calls, event, node, tail, list;
+      if (!callback) return this;
+      events = events.split(eventSplitter);
+      calls = this._callbacks || (this._callbacks = {});
+
+      // Create an immutable callback list, allowing traversal during
+      // modification.  The tail is an empty object that will always be used
+      // as the next node.
+      while (event = events.shift()) {
+        list = calls[event];
+        node = list ? list.tail : {};
+        node.next = tail = {};
+        node.context = context;
+        node.callback = callback;
+        calls[event] = {tail: tail, next: list ? list.next : node};
+      }
+
+      return this;
+    },
+
+    // Remove one or many callbacks. If `context` is null, removes all callbacks
+    // with that function. If `callback` is null, removes all callbacks for the
+    // event. If `events` is null, removes all bound callbacks for all events.
+    off: function(events, callback, context) {
+      var event, calls, node, tail, cb, ctx;
+
+      // No events, or removing *all* events.
+      if (!(calls = this._callbacks)) return this;
+      if (!(events || callback || context)) {
+        delete this._callbacks;
+        return this;
+      }
+
+      // Loop through the listed events and contexts, splicing them out of the
+      // linked list of callbacks if appropriate.
+      events = events ? events.split(eventSplitter) : _.keys(calls);
+      while (event = events.shift()) {
+        node = calls[event];
+        delete calls[event];
+        if (!node || !(callback || context)) continue;
+        // Create a new list, omitting the indicated callbacks.
+        tail = node.tail;
+        while ((node = node.next) !== tail) {
+          cb = node.callback;
+          ctx = node.context;
+          if ((callback && cb !== callback) || (context && ctx !== context)) {
+            this.on(event, cb, ctx);
+          }
+        }
+      }
+
+      return this;
+    },
+
+    // Trigger one or many events, firing all bound callbacks. Callbacks are
+    // passed the same arguments as `trigger` is, apart from the event name
+    // (unless you're listening on `"all"`, which will cause your callback to
+    // receive the true name of the event as the first argument).
+    trigger: function(events) {
+      var event, node, calls, tail, args, all, rest;
+      if (!(calls = this._callbacks)) return this;
+      all = calls.all;
+      events = events.split(eventSplitter);
+      rest = slice.call(arguments, 1);
+
+      // For each event, walk through the linked list of callbacks twice,
+      // first to trigger the event, then to trigger any `"all"` callbacks.
+      while (event = events.shift()) {
+        if (node = calls[event]) {
+          tail = node.tail;
+          while ((node = node.next) !== tail) {
+            node.callback.apply(node.context || this, rest);
+          }
+        }
+        if (node = all) {
+          tail = node.tail;
+          args = [event].concat(rest);
+          while ((node = node.next) !== tail) {
+            node.callback.apply(node.context || this, args);
+          }
+        }
+      }
+
+      return this;
+    }
+
+  };
+
+  // Aliases for backwards compatibility.
+  Events.bind   = Events.on;
+  Events.unbind = Events.off;
+
+  // Backbone.Model
+  // --------------
+
+  // Create a new model, with defined attributes. A client id (`cid`)
+  // is automatically generated and assigned for you.
+  var Model = Backbone.Model = function(attributes, options) {
+    var defaults;
+    attributes || (attributes = {});
+    if (options && options.parse) attributes = this.parse(attributes);
+    if (defaults = getValue(this, 'defaults')) {
+      attributes = _.extend({}, defaults, attributes);
+    }
+    if (options && options.collection) this.collection = options.collection;
+    this.attributes = {};
+    this._escapedAttributes = {};
+    this.cid = _.uniqueId('c');
+    this.changed = {};
+    this._silent = {};
+    this._pending = {};
+    this.set(attributes, {silent: true});
+    // Reset change tracking.
+    this.changed = {};
+    this._silent = {};
+    this._pending = {};
+    this._previousAttributes = _.clone(this.attributes);
+    this.initialize.apply(this, arguments);
+  };
+
+  // Attach all inheritable methods to the Model prototype.
+  _.extend(Model.prototype, Events, {
+
+    // A hash of attributes whose current and previous value differ.
+    changed: null,
+
+    // A hash of attributes that have silently changed since the last time
+    // `change` was called.  Will become pending attributes on the next call.
+    _silent: null,
+
+    // A hash of attributes that have changed since the last `'change'` event
+    // began.
+    _pending: null,
+
+    // The default name for the JSON `id` attribute is `"id"`. MongoDB and
+    // CouchDB users may want to set this to `"_id"`.
+    idAttribute: 'id',
+
+    // Initialize is an empty function by default. Override it with your own
+    // initialization logic.
+    initialize: function(){},
+
+    // Return a copy of the model's `attributes` object.
+    toJSON: function(options) {
+      return _.clone(this.attributes);
+    },
+
+    // Get the value of an attribute.
+    get: function(attr) {
+      return this.attributes[attr];
+    },
+
+    // Get the HTML-escaped value of an attribute.
+    escape: function(attr) {
+      var html;
+      if (html = this._escapedAttributes[attr]) return html;
+      var val = this.get(attr);
+      return this._escapedAttributes[attr] = _.escape(val == null ? '' : '' + val);
+    },
+
+    // Returns `true` if the attribute contains a value that is not null
+    // or undefined.
+    has: function(attr) {
+      return this.get(attr) != null;
+    },
+
+    // Set a hash of model attributes on the object, firing `"change"` unless
+    // you choose to silence it.
+    set: function(key, value, options) {
+      var attrs, attr, val;
+
+      // Handle both `"key", value` and `{key: value}` -style arguments.
+      if (_.isObject(key) || key == null) {
+        attrs = key;
+        options = value;
+      } else {
+        attrs = {};
+        attrs[key] = value;
+      }
+
+      // Extract attributes and options.
+      options || (options = {});
+      if (!attrs) return this;
+      if (attrs instanceof Model) attrs = attrs.attributes;
+      if (options.unset) for (attr in attrs) attrs[attr] = void 0;
+
+      // Run validation.
+      if (!this._validate(attrs, options)) return false;
+
+      // Check for changes of `id`.
+      if (this.idAttribute in attrs) this.id = attrs[this.idAttribute];
+
+      var changes = options.changes = {};
+      var now = this.attributes;
+      var escaped = this._escapedAttributes;
+      var prev = this._previousAttributes || {};
+
+      // For each `set` attribute...
+      for (attr in attrs) {
+        val = attrs[attr];
+
+        // If the new and current value differ, record the change.
+        if (!_.isEqual(now[attr], val) || (options.unset && _.has(now, attr))) {
+          delete escaped[attr];
+          (options.silent ? this._silent : changes)[attr] = true;
+        }
+
+        // Update or delete the current value.
+        options.unset ? delete now[attr] : now[attr] = val;
+
+        // If the new and previous value differ, record the change.  If not,
+        // then remove changes for this attribute.
+        if (!_.isEqual(prev[attr], val) || (_.has(now, attr) != _.has(prev, attr))) {
+          this.changed[attr] = val;
+          if (!options.silent) this._pending[attr] = true;
+        } else {
+          delete this.changed[attr];
+          delete this._pending[attr];
+        }
+      }
+
+      // Fire the `"change"` events.
+      if (!options.silent) this.change(options);
+      return this;
+    },
+
+    // Remove an attribute from the model, firing `"change"` unless you choose
+    // to silence it. `unset` is a noop if the attribute doesn't exist.
+    unset: function(attr, options) {
+      (options || (options = {})).unset = true;
+      return this.set(attr, null, options);
+    },
+
+    // Clear all attributes on the model, firing `"change"` unless you choose
+    // to silence it.
+    clear: function(options) {
+      (options || (options = {})).unset = true;
+      return this.set(_.clone(this.attributes), options);
+    },
+
+    // Fetch the model from the server. If the server's representation of the
+    // model differs from its current attributes, they will be overriden,
+    // triggering a `"change"` event.
+    fetch: function(options) {
+      options = options ? _.clone(options) : {};
+      var model = this;
+      var success = options.success;
+      options.success = function(resp, status, xhr) {
+        if (!model.set(model.parse(resp, xhr), options)) return false;
+        if (success) success(model, resp);
+      };
+      options.error = Backbone.wrapError(options.error, model, options);
+      return (this.sync || Backbone.sync).call(this, 'read', this, options);
+    },
+
+    // Set a hash of model attributes, and sync the model to the server.
+    // If the server returns an attributes hash that differs, the model's
+    // state will be `set` again.
+    save: function(key, value, options) {
+      var attrs, current;
+
+      // Handle both `("key", value)` and `({key: value})` -style calls.
+      if (_.isObject(key) || key == null) {
+        attrs = key;
+        options = value;
+      } else {
+        attrs = {};
+        attrs[key] = value;
+      }
+      options = options ? _.clone(options) : {};
+
+      // If we're "wait"-ing to set changed attributes, validate early.
+      if (options.wait) {
+        if (!this._validate(attrs, options)) return false;
+        current = _.clone(this.attributes);
+      }
+
+      // Regular saves `set` attributes before persisting to the server.
+      var silentOptions = _.extend({}, options, {silent: true});
+      if (attrs && !this.set(attrs, options.wait ? silentOptions : options)) {
+        return false;
+      }
+
+      // After a successful server-side save, the client is (optionally)
+      // updated with the server-side state.
+      var model = this;
+      var success = options.success;
+      options.success = function(resp, status, xhr) {
+        var serverAttrs = model.parse(resp, xhr);
+        if (options.wait) {
+          delete options.wait;
+          serverAttrs = _.extend(attrs || {}, serverAttrs);
+        }
+        if (!model.set(serverAttrs, options)) return false;
+        if (success) {
+          success(model, resp);
+        } else {
+          model.trigger('sync', model, resp, options);
+        }
+      };
+
+      // Finish configuring and sending the Ajax request.
+      options.error = Backbone.wrapError(options.error, model, options);
+      var method = this.isNew() ? 'create' : 'update';
+      var xhr = (this.sync || Backbone.sync).call(this, method, this, options);
+      if (options.wait) this.set(current, silentOptions);
+      return xhr;
+    },
+
+    // Destroy this model on the server if it was already persisted.
+    // Optimistically removes the model from its collection, if it has one.
+    // If `wait: true` is passed, waits for the server to respond before removal.
+    destroy: function(options) {
+      options = options ? _.clone(options) : {};
+      var model = this;
+      var success = options.success;
+
+      var triggerDestroy = function() {
+        model.trigger('destroy', model, model.collection, options);
+      };
+
+      if (this.isNew()) {
+        triggerDestroy();
+        return false;
+      }
+
+      options.success = function(resp) {
+        if (options.wait) triggerDestroy();
+        if (success) {
+          success(model, resp);
+        } else {
+          model.trigger('sync', model, resp, options);
+        }
+      };
+
+      options.error = Backbone.wrapError(options.error, model, options);
+      var xhr = (this.sync || Backbone.sync).call(this, 'delete', this, options);
+      if (!options.wait) triggerDestroy();
+      return xhr;
+    },
+
+    // Default URL for the model's representation on the server -- if you're
+    // using Backbone's restful methods, override this to change the endpoint
+    // that will be called.
+    url: function() {
+      var base = getValue(this, 'urlRoot') || getValue(this.collection, 'url') || urlError();
+      if (this.isNew()) return base;
+      return base + (base.charAt(base.length - 1) == '/' ? '' : '/') + encodeURIComponent(this.id);
+    },
+
+    // **parse** converts a response into the hash of attributes to be `set` on
+    // the model. The default implementation is just to pass the response along.
+    parse: function(resp, xhr) {
+      return resp;
+    },
+
+    // Create a new model with identical attributes to this one.
+    clone: function() {
+      return new this.constructor(this.attributes);
+    },
+
+    // A model is new if it has never been saved to the server, and lacks an id.
+    isNew: function() {
+      return this.id == null;
+    },
+
+    // Call this method to manually fire a `"change"` event for this model and
+    // a `"change:attribute"` event for each changed attribute.
+    // Calling this will cause all objects observing the model to update.
+    change: function(options) {
+      options || (options = {});
+      var changing = this._changing;
+      this._changing = true;
+
+      // Silent changes become pending changes.
+      for (var attr in this._silent) this._pending[attr] = true;
+
+      // Silent changes are triggered.
+      var changes = _.extend({}, options.changes, this._silent);
+      this._silent = {};
+      for (var attr in changes) {
+        this.trigger('change:' + attr, this, this.get(attr), options);
+      }
+      if (changing) return this;
+
+      // Continue firing `"change"` events while there are pending changes.
+      while (!_.isEmpty(this._pending)) {
+        this._pending = {};
+        this.trigger('change', this, options);
+        // Pending and silent changes still remain.
+        for (var attr in this.changed) {
+          if (this._pending[attr] || this._silent[attr]) continue;
+          delete this.changed[attr];
+        }
+        this._previousAttributes = _.clone(this.attributes);
+      }
+
+      this._changing = false;
+      return this;
+    },
+
+    // Determine if the model has changed since the last `"change"` event.
+    // If you specify an attribute name, determine if that attribute has changed.
+    hasChanged: function(attr) {
+      if (!arguments.length) return !_.isEmpty(this.changed);
+      return _.has(this.changed, attr);
+    },
+
+    // Return an object containing all the attributes that have changed, or
+    // false if there are no changed attributes. Useful for determining what
+    // parts of a view need to be updated and/or what attributes need to be
+    // persisted to the server. Unset attributes will be set to undefined.
+    // You can also pass an attributes object to diff against the model,
+    // determining if there *would be* a change.
+    changedAttributes: function(diff) {
+      if (!diff) return this.hasChanged() ? _.clone(this.changed) : false;
+      var val, changed = false, old = this._previousAttributes;
+      for (var attr in diff) {
+        if (_.isEqual(old[attr], (val = diff[attr]))) continue;
+        (changed || (changed = {}))[attr] = val;
+      }
+      return changed;
+    },
+
+    // Get the previous value of an attribute, recorded at the time the last
+    // `"change"` event was fired.
+    previous: function(attr) {
+      if (!arguments.length || !this._previousAttributes) return null;
+      return this._previousAttributes[attr];
+    },
+
+    // Get all of the attributes of the model at the time of the previous
+    // `"change"` event.
+    previousAttributes: function() {
+      return _.clone(this._previousAttributes);
+    },
+
+    // Check if the model is currently in a valid state. It's only possible to
+    // get into an *invalid* state if you're using silent changes.
+    isValid: function() {
+      return !this.validate || !this.validate(this.attributes);
+    },
+
+    // Run validation against the next complete set of model attributes,
+    // returning `true` if all is well. If a specific `error` callback has
+    // been passed, call that instead of firing the general `"error"` event.
+    _validate: function(attrs, options) {
+      if (options.silent || !this.validate) return true;
+      attrs = _.extend({}, this.attributes, attrs);
+      var error = this.validate(attrs, options);
+      if (!error) return true;
+      if (options && options.error) {
+        options.error(this, error, options);
+      } else {
+        this.trigger('error', this, error, options);
+      }
+      return false;
+    }
+
+  });
+
+  // Backbone.Collection
+  // -------------------
+
+  // Provides a standard collection class for our sets of models, ordered
+  // or unordered. If a `comparator` is specified, the Collection will maintain
+  // its models in sort order, as they're added and removed.
+  var Collection = Backbone.Collection = function(models, options) {
+    options || (options = {});
+    if (options.model) this.model = options.model;
+    if (options.comparator) this.comparator = options.comparator;
+    this._reset();
+    this.initialize.apply(this, arguments);
+    if (models) this.reset(models, {silent: true, parse: options.parse});
+  };
+
+  // Define the Collection's inheritable methods.
+  _.extend(Collection.prototype, Events, {
+
+    // The default model for a collection is just a **Backbone.Model**.
+    // This should be overridden in most cases.
+    model: Model,
+
+    // Initialize is an empty function by default. Override it with your own
+    // initialization logic.
+    initialize: function(){},
+
+    // The JSON representation of a Collection is an array of the
+    // models' attributes.
+    toJSON: function(options) {
+      return this.map(function(model){ return model.toJSON(options); });
+    },
+
+    // Add a model, or list of models to the set. Pass **silent** to avoid
+    // firing the `add` event for every new model.
+    add: function(models, options) {
+      var i, index, length, model, cid, id, cids = {}, ids = {}, dups = [];
+      options || (options = {});
+      models = _.isArray(models) ? models.slice() : [models];
+
+      // Begin by turning bare objects into model references, and preventing
+      // invalid models or duplicate models from being added.
+      for (i = 0, length = models.length; i < length; i++) {
+        if (!(model = models[i] = this._prepareModel(models[i], options))) {
+          throw new Error("Can't add an invalid model to a collection");
+        }
+        cid = model.cid;
+        id = model.id;
+        if (cids[cid] || this._byCid[cid] || ((id != null) && (ids[id] || this._byId[id]))) {
+          dups.push(i);
+          continue;
+        }
+        cids[cid] = ids[id] = model;
+      }
+
+      // Remove duplicates.
+      i = dups.length;
+      while (i--) {
+        models.splice(dups[i], 1);
+      }
+
+      // Listen to added models' events, and index models for lookup by
+      // `id` and by `cid`.
+      for (i = 0, length = models.length; i < length; i++) {
+        (model = models[i]).on('all', this._onModelEvent, this);
+        this._byCid[model.cid] = model;
+        if (model.id != null) this._byId[model.id] = model;
+      }
+
+      // Insert models into the collection, re-sorting if needed, and triggering
+      // `add` events unless silenced.
+      this.length += length;
+      index = options.at != null ? options.at : this.models.length;
+      splice.apply(this.models, [index, 0].concat(models));
+      if (this.comparator && options.at == null) this.sort({silent: true});
+      if (options.silent) return this;
+      for (i = 0, length = this.models.length; i < length; i++) {
+        if (!cids[(model = this.models[i]).cid]) continue;
+        options.index = i;
+        model.trigger('add', model, this, options);
+      }
+      return this;
+    },
+
+    // Remove a model, or a list of models from the set. Pass silent to avoid
+    // firing the `remove` event for every model removed.
+    remove: function(models, options) {
+      var i, l, index, model;
+      options || (options = {});
+      models = _.isArray(models) ? models.slice() : [models];
+      for (i = 0, l = models.length; i < l; i++) {
+        model = this.getByCid(models[i]) || this.get(models[i]);
+        if (!model) continue;
+        delete this._byId[model.id];
+        delete this._byCid[model.cid];
+        index = this.indexOf(model);
+        this.models.splice(index, 1);
+        this.length--;
+        if (!options.silent) {
+          options.index = index;
+          model.trigger('remove', model, this, options);
+        }
+        this._removeReference(model);
+      }
+      return this;
+    },
+
+    // Add a model to the end of the collection.
+    push: function(model, options) {
+      model = this._prepareModel(model, options);
+      this.add(model, options);
+      return model;
+    },
+
+    // Remove a model from the end of the collection.
+    pop: function(options) {
+      var model = this.at(this.length - 1);
+      this.remove(model, options);
+      return model;
+    },
+
+    // Add a model to the beginning of the collection.
+    unshift: function(model, options) {
+      model = this._prepareModel(model, options);
+      this.add(model, _.extend({at: 0}, options));
+      return model;
+    },
+
+    // Remove a model from the beginning of the collection.
+    shift: function(options) {
+      var model = this.at(0);
+      this.remove(model, options);
+      return model;
+    },
+
+    // Get a model from the set by id.
+    get: function(id) {
+      if (id == null) return void 0;
+      return this._byId[id.id != null ? id.id : id];
+    },
+
+    // Get a model from the set by client id.
+    getByCid: function(cid) {
+      return cid && this._byCid[cid.cid || cid];
+    },
+
+    // Get the model at the given index.
+    at: function(index) {
+      return this.models[index];
+    },
+
+    // Return models with matching attributes. Useful for simple cases of `filter`.
+    where: function(attrs) {
+      if (_.isEmpty(attrs)) return [];
+      return this.filter(function(model) {
+        for (var key in attrs) {
+          if (attrs[key] !== model.get(key)) return false;
+        }
+        return true;
+      });
+    },
+
+    // Force the collection to re-sort itself. You don't need to call this under
+    // normal circumstances, as the set will maintain sort order as each item
+    // is added.
+    sort: function(options) {
+      options || (options = {});
+      if (!this.comparator) throw new Error('Cannot sort a set without a comparator');
+      var boundComparator = _.bind(this.comparator, this);
+      if (this.comparator.length == 1) {
+        this.models = this.sortBy(boundComparator);
+      } else {
+        this.models.sort(boundComparator);
+      }
+      if (!options.silent) this.trigger('reset', this, options);
+      return this;
+    },
+
+    // Pluck an attribute from each model in the collection.
+    pluck: function(attr) {
+      return _.map(this.models, function(model){ return model.get(attr); });
+    },
+
+    // When you have more items than you want to add or remove individually,
+    // you can reset the entire set with a new list of models, without firing
+    // any `add` or `remove` events. Fires `reset` when finished.
+    reset: function(models, options) {
+      models  || (models = []);
+      options || (options = {});
+      for (var i = 0, l = this.models.length; i < l; i++) {
+        this._removeReference(this.models[i]);
+      }
+      this._reset();
+      this.add(models, _.extend({silent: true}, options));
+      if (!options.silent) this.trigger('reset', this, options);
+      return this;
+    },
+
+    // Fetch the default set of models for this collection, resetting the
+    // collection when they arrive. If `add: true` is passed, appends the
+    // models to the collection instead of resetting.
+    fetch: function(options) {
+      options = options ? _.clone(options) : {};
+      if (options.parse === undefined) options.parse = true;
+      var collection = this;
+      var success = options.success;
+      options.success = function(resp, status, xhr) {
+        collection[options.add ? 'add' : 'reset'](collection.parse(resp, xhr), options);
+        if (success) success(collection, resp);
+      };
+      options.error = Backbone.wrapError(options.error, collection, options);
+      return (this.sync || Backbone.sync).call(this, 'read', this, options);
+    },
+
+    // Create a new instance of a model in this collection. Add the model to the
+    // collection immediately, unless `wait: true` is passed, in which case we
+    // wait for the server to agree.
+    create: function(model, options) {
+      var coll = this;
+      options = options ? _.clone(options) : {};
+      model = this._prepareModel(model, options);
+      if (!model) return false;
+      if (!options.wait) coll.add(model, options);
+      var success = options.success;
+      options.success = function(nextModel, resp, xhr) {
+        if (options.wait) coll.add(nextModel, options);
+        if (success) {
+          success(nextModel, resp);
+        } else {
+          nextModel.trigger('sync', model, resp, options);
+        }
+      };
+      model.save(null, options);
+      return model;
+    },
+
+    // **parse** converts a response into a list of models to be added to the
+    // collection. The default implementation is just to pass it through.
+    parse: function(resp, xhr) {
+      return resp;
+    },
+
+    // Proxy to _'s chain. Can't be proxied the same way the rest of the
+    // underscore methods are proxied because it relies on the underscore
+    // constructor.
+    chain: function () {
+      return _(this.models).chain();
+    },
+
+    // Reset all internal state. Called when the collection is reset.
+    _reset: function(options) {
+      this.length = 0;
+      this.models = [];
+      this._byId  = {};
+      this._byCid = {};
+    },
+
+    // Prepare a model or hash of attributes to be added to this collection.
+    _prepareModel: function(model, options) {
+      options || (options = {});
+      if (!(model instanceof Model)) {
+        var attrs = model;
+        options.collection = this;
+        model = new this.model(attrs, options);
+        if (!model._validate(model.attributes, options)) model = false;
+      } else if (!model.collection) {
+        model.collection = this;
+      }
+      return model;
+    },
+
+    // Internal method to remove a model's ties to a collection.
+    _removeReference: function(model) {
+      if (this == model.collection) {
+        delete model.collection;
+      }
+      model.off('all', this._onModelEvent, this);
+    },
+
+    // Internal method called every time a model in the set fires an event.
+    // Sets need to update their indexes when models change ids. All other
+    // events simply proxy through. "add" and "remove" events that originate
+    // in other collections are ignored.
+    _onModelEvent: function(event, model, collection, options) {
+      if ((event == 'add' || event == 'remove') && collection != this) return;
+      if (event == 'destroy') {
+        this.remove(model, options);
+      }
+      if (model && event === 'change:' + model.idAttribute) {
+        delete this._byId[model.previous(model.idAttribute)];
+        this._byId[model.id] = model;
+      }
+      this.trigger.apply(this, arguments);
+    }
+
+  });
+
+  // Underscore methods that we want to implement on the Collection.
+  var methods = ['forEach', 'each', 'map', 'reduce', 'reduceRight', 'find',
+    'detect', 'filter', 'select', 'reject', 'every', 'all', 'some', 'any',
+    'include', 'contains', 'invoke', 'max', 'min', 'sortBy', 'sortedIndex',
+    'toArray', 'size', 'first', 'initial', 'rest', 'last', 'without', 'indexOf',
+    'shuffle', 'lastIndexOf', 'isEmpty', 'groupBy'];
+
+  // Mix in each Underscore method as a proxy to `Collection#models`.
+  _.each(methods, function(method) {
+    Collection.prototype[method] = function() {
+      return _[method].apply(_, [this.models].concat(_.toArray(arguments)));
+    };
+  });
+
+  // Backbone.Router
+  // -------------------
+
+  // Routers map faux-URLs to actions, and fire events when routes are
+  // matched. Creating a new one sets its `routes` hash, if not set statically.
+  var Router = Backbone.Router = function(options) {
+    options || (options = {});
+    if (options.routes) this.routes = options.routes;
+    this._bindRoutes();
+    this.initialize.apply(this, arguments);
+  };
+
+  // Cached regular expressions for matching named param parts and splatted
+  // parts of route strings.
+  var namedParam    = /:\w+/g;
+  var splatParam    = /\*\w+/g;
+  var escapeRegExp  = /[-[\]{}()+?.,\\^$|#\s]/g;
+
+  // Set up all inheritable **Backbone.Router** properties and methods.
+  _.extend(Router.prototype, Events, {
+
+    // Initialize is an empty function by default. Override it with your own
+    // initialization logic.
+    initialize: function(){},
+
+    // Manually bind a single named route to a callback. For example:
+    //
+    //     this.route('search/:query/p:num', 'search', function(query, num) {
+    //       ...
+    //     });
+    //
+    route: function(route, name, callback) {
+      Backbone.history || (Backbone.history = new History);
+      if (!_.isRegExp(route)) route = this._routeToRegExp(route);
+      if (!callback) callback = this[name];
+      Backbone.history.route(route, _.bind(function(fragment) {
+        var args = this._extractParameters(route, fragment);
+        callback && callback.apply(this, args);
+        this.trigger.apply(this, ['route:' + name].concat(args));
+        Backbone.history.trigger('route', this, name, args);
+      }, this));
+      return this;
+    },
+
+    // Simple proxy to `Backbone.history` to save a fragment into the history.
+    navigate: function(fragment, options) {
+      Backbone.history.navigate(fragment, options);
+    },
+
+    // Bind all defined routes to `Backbone.history`. We have to reverse the
+    // order of the routes here to support behavior where the most general
+    // routes can be defined at the bottom of the route map.
+    _bindRoutes: function() {
+      if (!this.routes) return;
+      var routes = [];
+      for (var route in this.routes) {
+        routes.unshift([route, this.routes[route]]);
+      }
+      for (var i = 0, l = routes.length; i < l; i++) {
+        this.route(routes[i][0], routes[i][1], this[routes[i][1]]);
+      }
+    },
+
+    // Convert a route string into a regular expression, suitable for matching
+    // against the current location hash.
+    _routeToRegExp: function(route) {
+      route = route.replace(escapeRegExp, '\\$&')
+                   .replace(namedParam, '([^\/]+)')
+                   .replace(splatParam, '(.*?)');
+      return new RegExp('^' + route + '$');
+    },
+
+    // Given a route, and a URL fragment that it matches, return the array of
+    // extracted parameters.
+    _extractParameters: function(route, fragment) {
+      return route.exec(fragment).slice(1);
+    }
+
+  });
+
+  // Backbone.History
+  // ----------------
+
+  // Handles cross-browser history management, based on URL fragments. If the
+  // browser does not support `onhashchange`, falls back to polling.
+  var History = Backbone.History = function() {
+    this.handlers = [];
+    _.bindAll(this, 'checkUrl');
+  };
+
+  // Cached regex for cleaning leading hashes and slashes .
+  var routeStripper = /^[#\/]/;
+
+  // Cached regex for detecting MSIE.
+  var isExplorer = /msie [\w.]+/;
+
+  // Has the history handling already been started?
+  History.started = false;
+
+  // Set up all inheritable **Backbone.History** properties and methods.
+  _.extend(History.prototype, Events, {
+
+    // The default interval to poll for hash changes, if necessary, is
+    // twenty times a second.
+    interval: 50,
+
+    // Gets the true hash value. Cannot use location.hash directly due to bug
+    // in Firefox where location.hash will always be decoded.
+    getHash: function(windowOverride) {
+      var loc = windowOverride ? windowOverride.location : window.location;
+      var match = loc.href.match(/#(.*)$/);
+      return match ? match[1] : '';
+    },
+
+    // Get the cross-browser normalized URL fragment, either from the URL,
+    // the hash, or the override.
+    getFragment: function(fragment, forcePushState) {
+      if (fragment == null) {
+        if (this._hasPushState || forcePushState) {
+          fragment = window.location.pathname;
+          var search = window.location.search;
+          if (search) fragment += search;
+        } else {
+          fragment = this.getHash();
+        }
+      }
+      if (!fragment.indexOf(this.options.root)) fragment = fragment.substr(this.options.root.length);
+      return fragment.replace(routeStripper, '');
+    },
+
+    // Start the hash change handling, returning `true` if the current URL matches
+    // an existing route, and `false` otherwise.
+    start: function(options) {
+      if (History.started) throw new Error("Backbone.history has already been started");
+      History.started = true;
+
+      // Figure out the initial configuration. Do we need an iframe?
+      // Is pushState desired ... is it available?
+      this.options          = _.extend({}, {root: '/'}, this.options, options);
+      this._wantsHashChange = this.options.hashChange !== false;
+      this._wantsPushState  = !!this.options.pushState;
+      this._hasPushState    = !!(this.options.pushState && window.history && window.history.pushState);
+      var fragment          = this.getFragment();
+      var docMode           = document.documentMode;
+      var oldIE             = (isExplorer.exec(navigator.userAgent.toLowerCase()) && (!docMode || docMode <= 7));
+
+      if (oldIE) {
+        this.iframe = $('<iframe src="javascript:0" tabindex="-1" />').hide().appendTo('body')[0].contentWindow;
+        this.navigate(fragment);
+      }
+
+      // Depending on whether we're using pushState or hashes, and whether
+      // 'onhashchange' is supported, determine how we check the URL state.
+      if (this._hasPushState) {
+        $(window).bind('popstate', this.checkUrl);
+      } else if (this._wantsHashChange && ('onhashchange' in window) && !oldIE) {
+        $(window).bind('hashchange', this.checkUrl);
+      } else if (this._wantsHashChange) {
+        this._checkUrlInterval = setInterval(this.checkUrl, this.interval);
+      }
+
+      // Determine if we need to change the base url, for a pushState link
+      // opened by a non-pushState browser.
+      this.fragment = fragment;
+      var loc = window.location;
+      var atRoot  = loc.pathname == this.options.root;
+
+      // If we've started off with a route from a `pushState`-enabled browser,
+      // but we're currently in a browser that doesn't support it...
+      if (this._wantsHashChange && this._wantsPushState && !this._hasPushState && !atRoot) {
+        this.fragment = this.getFragment(null, true);
+        window.location.replace(this.options.root + '#' + this.fragment);
+        // Return immediately as browser will do redirect to new url
+        return true;
+
+      // Or if we've started out with a hash-based route, but we're currently
+      // in a browser where it could be `pushState`-based instead...
+      } else if (this._wantsPushState && this._hasPushState && atRoot && loc.hash) {
+        this.fragment = this.getHash().replace(routeStripper, '');
+        window.history.replaceState({}, document.title, loc.protocol + '//' + loc.host + this.options.root + this.fragment);
+      }
+
+      if (!this.options.silent) {
+        return this.loadUrl();
+      }
+    },
+
+    // Disable Backbone.history, perhaps temporarily. Not useful in a real app,
+    // but possibly useful for unit testing Routers.
+    stop: function() {
+      $(window).unbind('popstate', this.checkUrl).unbind('hashchange', this.checkUrl);
+      clearInterval(this._checkUrlInterval);
+      History.started = false;
+    },
+
+    // Add a route to be tested when the fragment changes. Routes added later
+    // may override previous routes.
+    route: function(route, callback) {
+      this.handlers.unshift({route: route, callback: callback});
+    },
+
+    // Checks the current URL to see if it has changed, and if it has,
+    // calls `loadUrl`, normalizing across the hidden iframe.
+    checkUrl: function(e) {
+      var current = this.getFragment();
+      if (current == this.fragment && this.iframe) current = this.getFragment(this.getHash(this.iframe));
+      if (current == this.fragment) return false;
+      if (this.iframe) this.navigate(current);
+      this.loadUrl() || this.loadUrl(this.getHash());
+    },
+
+    // Attempt to load the current URL fragment. If a route succeeds with a
+    // match, returns `true`. If no defined routes matches the fragment,
+    // returns `false`.
+    loadUrl: function(fragmentOverride) {
+      var fragment = this.fragment = this.getFragment(fragmentOverride);
+      var matched = _.any(this.handlers, function(handler) {
+        if (handler.route.test(fragment)) {
+          handler.callback(fragment);
+          return true;
+        }
+      });
+      return matched;
+    },
+
+    // Save a fragment into the hash history, or replace the URL state if the
+    // 'replace' option is passed. You are responsible for properly URL-encoding
+    // the fragment in advance.
+    //
+    // The options object can contain `trigger: true` if you wish to have the
+    // route callback be fired (not usually desirable), or `replace: true`, if
+    // you wish to modify the current URL without adding an entry to the history.
+    navigate: function(fragment, options) {
+      if (!History.started) return false;
+      if (!options || options === true) options = {trigger: options};
+      var frag = (fragment || '').replace(routeStripper, '');
+      if (this.fragment == frag) return;
+
+      // If pushState is available, we use it to set the fragment as a real URL.
+      if (this._hasPushState) {
+        if (frag.indexOf(this.options.root) != 0) frag = this.options.root + frag;
+        this.fragment = frag;
+        window.history[options.replace ? 'replaceState' : 'pushState']({}, document.title, frag);
+
+      // If hash changes haven't been explicitly disabled, update the hash
+      // fragment to store history.
+      } else if (this._wantsHashChange) {
+        this.fragment = frag;
+        this._updateHash(window.location, frag, options.replace);
+        if (this.iframe && (frag != this.getFragment(this.getHash(this.iframe)))) {
+          // Opening and closing the iframe tricks IE7 and earlier to push a history entry on hash-tag change.
+          // When replace is true, we don't want this.
+          if(!options.replace) this.iframe.document.open().close();
+          this._updateHash(this.iframe.location, frag, options.replace);
+        }
+
+      // If you've told us that you explicitly don't want fallback hashchange-
+      // based history, then `navigate` becomes a page refresh.
+      } else {
+        window.location.assign(this.options.root + fragment);
+      }
+      if (options.trigger) this.loadUrl(fragment);
+    },
+
+    // Update the hash location, either replacing the current entry, or adding
+    // a new one to the browser history.
+    _updateHash: function(location, fragment, replace) {
+      if (replace) {
+        location.replace(location.toString().replace(/(javascript:|#).*$/, '') + '#' + fragment);
+      } else {
+        location.hash = fragment;
+      }
+    }
+  });
+
+  // Backbone.View
+  // -------------
+
+  // Creating a Backbone.View creates its initial element outside of the DOM,
+  // if an existing element is not provided...
+  var View = Backbone.View = function(options) {
+    this.cid = _.uniqueId('view');
+    this._configure(options || {});
+    this._ensureElement();
+    this.initialize.apply(this, arguments);
+    this.delegateEvents();
+  };
+
+  // Cached regex to split keys for `delegate`.
+  var delegateEventSplitter = /^(\S+)\s*(.*)$/;
+
+  // List of view options to be merged as properties.
+  var viewOptions = ['model', 'collection', 'el', 'id', 'attributes', 'className', 'tagName'];
+
+  // Set up all inheritable **Backbone.View** properties and methods.
+  _.extend(View.prototype, Events, {
+
+    // The default `tagName` of a View's element is `"div"`.
+    tagName: 'div',
+
+    // jQuery delegate for element lookup, scoped to DOM elements within the
+    // current view. This should be prefered to global lookups where possible.
+    $: function(selector) {
+      return this.$el.find(selector);
+    },
+
+    // Initialize is an empty function by default. Override it with your own
+    // initialization logic.
+    initialize: function(){},
+
+    // **render** is the core function that your view should override, in order
+    // to populate its element (`this.el`), with the appropriate HTML. The
+    // convention is for **render** to always return `this`.
+    render: function() {
+      return this;
+    },
+
+    // Remove this view from the DOM. Note that the view isn't present in the
+    // DOM by default, so calling this method may be a no-op.
+    remove: function() {
+      this.$el.remove();
+      return this;
+    },
+
+    // For small amounts of DOM Elements, where a full-blown template isn't
+    // needed, use **make** to manufacture elements, one at a time.
+    //
+    //     var el = this.make('li', {'class': 'row'}, this.model.escape('title'));
+    //
+    make: function(tagName, attributes, content) {
+      var el = document.createElement(tagName);
+      if (attributes) $(el).attr(attributes);
+      if (content != null) $(el).html(content);
+      return el;
+    },
+
+    // Change the view's element (`this.el` property), including event
+    // re-delegation.
+    setElement: function(element, delegate) {
+      if (this.$el) this.undelegateEvents();
+      this.$el = (element instanceof $) ? element : $(element);
+      this.el = this.$el[0];
+      if (delegate !== false) this.delegateEvents();
+      return this;
+    },
+
+    // Set callbacks, where `this.events` is a hash of
+    //
+    // *{"event selector": "callback"}*
+    //
+    //     {
+    //       'mousedown .title':  'edit',
+    //       'click .button':     'save'
+    //       'click .open':       function(e) { ... }
+    //     }
+    //
+    // pairs. Callbacks will be bound to the view, with `this` set properly.
+    // Uses event delegation for efficiency.
+    // Omitting the selector binds the event to `this.el`.
+    // This only works for delegate-able events: not `focus`, `blur`, and
+    // not `change`, `submit`, and `reset` in Internet Explorer.
+    delegateEvents: function(events) {
+      if (!(events || (events = getValue(this, 'events')))) return;
+      this.undelegateEvents();
+      for (var key in events) {
+        var method = events[key];
+        if (!_.isFunction(method)) method = this[events[key]];
+        if (!method) throw new Error('Method "' + events[key] + '" does not exist');
+        var match = key.match(delegateEventSplitter);
+        var eventName = match[1], selector = match[2];
+        method = _.bind(method, this);
+        eventName += '.delegateEvents' + this.cid;
+        if (selector === '') {
+          this.$el.bind(eventName, method);
+        } else {
+          this.$el.delegate(selector, eventName, method);
+        }
+      }
+    },
+
+    // Clears all callbacks previously bound to the view with `delegateEvents`.
+    // You usually don't need to use this, but may wish to if you have multiple
+    // Backbone views attached to the same DOM element.
+    undelegateEvents: function() {
+      this.$el.unbind('.delegateEvents' + this.cid);
+    },
+
+    // Performs the initial configuration of a View with a set of options.
+    // Keys with special meaning *(model, collection, id, className)*, are
+    // attached directly to the view.
+    _configure: function(options) {
+      if (this.options) options = _.extend({}, this.options, options);
+      for (var i = 0, l = viewOptions.length; i < l; i++) {
+        var attr = viewOptions[i];
+        if (options[attr]) this[attr] = options[attr];
+      }
+      this.options = options;
+    },
+
+    // Ensure that the View has a DOM element to render into.
+    // If `this.el` is a string, pass it through `$()`, take the first
+    // matching element, and re-assign it to `el`. Otherwise, create
+    // an element from the `id`, `className` and `tagName` properties.
+    _ensureElement: function() {
+      if (!this.el) {
+        var attrs = _.extend({}, getValue(this, 'attributes'));
+        if (this.id) attrs.id = this.id;
+        if (this.className) attrs['class'] = this.className;
+        this.setElement(this.make(this.tagName, attrs), false);
+      } else {
+        this.setElement(this.el, false);
+      }
+    }
+
+  });
+
+  // The self-propagating extend function that Backbone classes use.
+  var extend = function (protoProps, classProps) {
+    var child = inherits(this, protoProps, classProps);
+    child.extend = this.extend;
+    return child;
+  };
+
+  // Set up inheritance for the model, collection, and view.
+  Model.extend = Collection.extend = Router.extend = View.extend = extend;
+
+  // Backbone.sync
+  // -------------
+
+  // Map from CRUD to HTTP for our default `Backbone.sync` implementation.
+  var methodMap = {
+    'create': 'POST',
+    'update': 'PUT',
+    'delete': 'DELETE',
+    'read':   'GET'
+  };
+
+  // Override this function to change the manner in which Backbone persists
+  // models to the server. You will be passed the type of request, and the
+  // model in question. By default, makes a RESTful Ajax request
+  // to the model's `url()`. Some possible customizations could be:
+  //
+  // * Use `setTimeout` to batch rapid-fire updates into a single request.
+  // * Send up the models as XML instead of JSON.
+  // * Persist models via WebSockets instead of Ajax.
+  //
+  // Turn on `Backbone.emulateHTTP` in order to send `PUT` and `DELETE` requests
+  // as `POST`, with a `_method` parameter containing the true HTTP method,
+  // as well as all requests with the body as `application/x-www-form-urlencoded`
+  // instead of `application/json` with the model in a param named `model`.
+  // Useful when interfacing with server-side languages like **PHP** that make
+  // it difficult to read the body of `PUT` requests.
+  Backbone.sync = function(method, model, options) {
+    var type = methodMap[method];
+
+    // Default options, unless specified.
+    options || (options = {});
+
+    // Default JSON-request options.
+    var params = {type: type, dataType: 'json'};
+
+    // Ensure that we have a URL.
+    if (!options.url) {
+      params.url = getValue(model, 'url') || urlError();
+    }
+
+    // Ensure that we have the appropriate request data.
+    if (!options.data && model && (method == 'create' || method == 'update')) {
+      params.contentType = 'application/json';
+      params.data = JSON.stringify(model);
+    }
+
+    // For older servers, emulate JSON by encoding the request into an HTML-form.
+    if (Backbone.emulateJSON) {
+      params.contentType = 'application/x-www-form-urlencoded';
+      params.data = params.data ? {model: params.data} : {};
+    }
+
+    // For older servers, emulate HTTP by mimicking the HTTP method with `_method`
+    // And an `X-HTTP-Method-Override` header.
+    if (Backbone.emulateHTTP) {
+      if (type === 'PUT' || type === 'DELETE') {
+        if (Backbone.emulateJSON) params.data._method = type;
+        params.type = 'POST';
+        params.beforeSend = function(xhr) {
+          xhr.setRequestHeader('X-HTTP-Method-Override', type);
+        };
+      }
+    }
+
+    // Don't process data on a non-GET request.
+    if (params.type !== 'GET' && !Backbone.emulateJSON) {
+      params.processData = false;
+    }
+
+    // Make the request, allowing the user to override any Ajax options.
+    return $.ajax(_.extend(params, options));
+  };
+
+  // Wrap an optional error callback with a fallback error event.
+  Backbone.wrapError = function(onError, originalModel, options) {
+    return function(model, resp) {
+      resp = model === originalModel ? resp : model;
+      if (onError) {
+        onError(originalModel, resp, options);
+      } else {
+        originalModel.trigger('error', originalModel, resp, options);
+      }
+    };
+  };
+
+  // Helpers
+  // -------
+
+  // Shared empty constructor function to aid in prototype-chain creation.
+  var ctor = function(){};
+
+  // Helper function to correctly set up the prototype chain, for subclasses.
+  // Similar to `goog.inherits`, but uses a hash of prototype properties and
+  // class properties to be extended.
+  var inherits = function(parent, protoProps, staticProps) {
+    var child;
+
+    // The constructor function for the new subclass is either defined by you
+    // (the "constructor" property in your `extend` definition), or defaulted
+    // by us to simply call the parent's constructor.
+    if (protoProps && protoProps.hasOwnProperty('constructor')) {
+      child = protoProps.constructor;
+    } else {
+      child = function(){ parent.apply(this, arguments); };
+    }
+
+    // Inherit class (static) properties from parent.
+    _.extend(child, parent);
+
+    // Set the prototype chain to inherit from `parent`, without calling
+    // `parent`'s constructor function.
+    ctor.prototype = parent.prototype;
+    child.prototype = new ctor();
+
+    // Add prototype properties (instance properties) to the subclass,
+    // if supplied.
+    if (protoProps) _.extend(child.prototype, protoProps);
+
+    // Add static properties to the constructor function, if supplied.
+    if (staticProps) _.extend(child, staticProps);
+
+    // Correctly set child's `prototype.constructor`.
+    child.prototype.constructor = child;
+
+    // Set a convenience property in case the parent's prototype is needed later.
+    child.__super__ = parent.prototype;
+
+    return child;
+  };
+
+  // Helper function to get a value from a Backbone object as a property
+  // or as a function.
+  var getValue = function(object, prop) {
+    if (!(object && object[prop])) return null;
+    return _.isFunction(object[prop]) ? object[prop]() : object[prop];
+  };
+
+  // Throw an error when a URL is needed, and none is supplied.
+  var urlError = function() {
+    throw new Error('A "url" property or function must be specified');
+  };
+
+}).call(this);
diff --git a/packages/Backbone.js.0.9.2/Content/Scripts/backbone.min.js b/packages/Backbone.js.0.9.2/Content/Scripts/backbone.min.js
new file mode 100644
index 000000000..f0d5c06e2
--- /dev/null
+++ b/packages/Backbone.js.0.9.2/Content/Scripts/backbone.min.js
@@ -0,0 +1,39 @@
+// Backbone.js 0.9.2
+
+// (c) 2010-2012 Jeremy Ashkenas, DocumentCloud Inc.
+// Backbone may be freely distributed under the MIT license.
+// For all details and documentation:
+// http://backbonejs.org
+(function(){var l=this,y=l.Backbone,z=Array.prototype.slice,A=Array.prototype.splice,g;g=typeof exports!=="undefined"?exports:l.Backbone={};g.VERSION="0.9.2";var f=l._;!f&&typeof require!=="undefined"&&(f=require("underscore"));var i=l.jQuery||l.Zepto||l.ender;g.setDomLibrary=function(a){i=a};g.noConflict=function(){l.Backbone=y;return this};g.emulateHTTP=false;g.emulateJSON=false;var p=/\s+/,k=g.Events={on:function(a,b,c){var d,e,f,g,j;if(!b)return this;a=a.split(p);for(d=this._callbacks||(this._callbacks=
+{});e=a.shift();)f=(j=d[e])?j.tail:{},f.next=g={},f.context=c,f.callback=b,d[e]={tail:g,next:j?j.next:f};return this},off:function(a,b,c){var d,e,h,g,j,q;if(!(e=this._callbacks))return this;if(!a&&!b&&!c)return delete this._callbacks,this;for(a=a?a.split(p):f.keys(e);d=a.shift();)if(h=e[d],delete e[d],h&&(b||c))for(g=h.tail;(h=h.next)!==g;)if(j=h.callback,q=h.context,b&&j!==b||c&&q!==c)this.on(d,j,q);return this},trigger:function(a){var b,c,d,e,f,g;if(!(d=this._callbacks))return this;f=d.all;a=a.split(p);
+for(g=z.call(arguments,1);b=a.shift();){if(c=d[b])for(e=c.tail;(c=c.next)!==e;)c.callback.apply(c.context||this,g);if(c=f){e=c.tail;for(b=[b].concat(g);(c=c.next)!==e;)c.callback.apply(c.context||this,b)}}return this}};k.bind=k.on;k.unbind=k.off;var o=g.Model=function(a,b){var c;a||(a={});b&&b.parse&&(a=this.parse(a));if(c=n(this,"defaults"))a=f.extend({},c,a);if(b&&b.collection)this.collection=b.collection;this.attributes={};this._escapedAttributes={};this.cid=f.uniqueId("c");this.changed={};this._silent=
+{};this._pending={};this.set(a,{silent:true});this.changed={};this._silent={};this._pending={};this._previousAttributes=f.clone(this.attributes);this.initialize.apply(this,arguments)};f.extend(o.prototype,k,{changed:null,_silent:null,_pending:null,idAttribute:"id",initialize:function(){},toJSON:function(){return f.clone(this.attributes)},get:function(a){return this.attributes[a]},escape:function(a){var b;if(b=this._escapedAttributes[a])return b;b=this.get(a);return this._escapedAttributes[a]=f.escape(b==
+null?"":""+b)},has:function(a){return this.get(a)!=null},set:function(a,b,c){var d,e;f.isObject(a)||a==null?(d=a,c=b):(d={},d[a]=b);c||(c={});if(!d)return this;if(d instanceof o)d=d.attributes;if(c.unset)for(e in d)d[e]=void 0;if(!this._validate(d,c))return false;if(this.idAttribute in d)this.id=d[this.idAttribute];var b=c.changes={},h=this.attributes,g=this._escapedAttributes,j=this._previousAttributes||{};for(e in d){a=d[e];if(!f.isEqual(h[e],a)||c.unset&&f.has(h,e))delete g[e],(c.silent?this._silent:
+b)[e]=true;c.unset?delete h[e]:h[e]=a;!f.isEqual(j[e],a)||f.has(h,e)!=f.has(j,e)?(this.changed[e]=a,c.silent||(this._pending[e]=true)):(delete this.changed[e],delete this._pending[e])}c.silent||this.change(c);return this},unset:function(a,b){(b||(b={})).unset=true;return this.set(a,null,b)},clear:function(a){(a||(a={})).unset=true;return this.set(f.clone(this.attributes),a)},fetch:function(a){var a=a?f.clone(a):{},b=this,c=a.success;a.success=function(d,e,f){if(!b.set(b.parse(d,f),a))return false;
+c&&c(b,d)};a.error=g.wrapError(a.error,b,a);return(this.sync||g.sync).call(this,"read",this,a)},save:function(a,b,c){var d,e;f.isObject(a)||a==null?(d=a,c=b):(d={},d[a]=b);c=c?f.clone(c):{};if(c.wait){if(!this._validate(d,c))return false;e=f.clone(this.attributes)}a=f.extend({},c,{silent:true});if(d&&!this.set(d,c.wait?a:c))return false;var h=this,i=c.success;c.success=function(a,b,e){b=h.parse(a,e);c.wait&&(delete c.wait,b=f.extend(d||{},b));if(!h.set(b,c))return false;i?i(h,a):h.trigger("sync",
+h,a,c)};c.error=g.wrapError(c.error,h,c);b=this.isNew()?"create":"update";b=(this.sync||g.sync).call(this,b,this,c);c.wait&&this.set(e,a);return b},destroy:function(a){var a=a?f.clone(a):{},b=this,c=a.success,d=function(){b.trigger("destroy",b,b.collection,a)};if(this.isNew())return d(),false;a.success=function(e){a.wait&&d();c?c(b,e):b.trigger("sync",b,e,a)};a.error=g.wrapError(a.error,b,a);var e=(this.sync||g.sync).call(this,"delete",this,a);a.wait||d();return e},url:function(){var a=n(this,"urlRoot")||
+n(this.collection,"url")||t();return this.isNew()?a:a+(a.charAt(a.length-1)=="/"?"":"/")+encodeURIComponent(this.id)},parse:function(a){return a},clone:function(){return new this.constructor(this.attributes)},isNew:function(){return this.id==null},change:function(a){a||(a={});var b=this._changing;this._changing=true;for(var c in this._silent)this._pending[c]=true;var d=f.extend({},a.changes,this._silent);this._silent={};for(c in d)this.trigger("change:"+c,this,this.get(c),a);if(b)return this;for(;!f.isEmpty(this._pending);){this._pending=
+{};this.trigger("change",this,a);for(c in this.changed)!this._pending[c]&&!this._silent[c]&&delete this.changed[c];this._previousAttributes=f.clone(this.attributes)}this._changing=false;return this},hasChanged:function(a){return!arguments.length?!f.isEmpty(this.changed):f.has(this.changed,a)},changedAttributes:function(a){if(!a)return this.hasChanged()?f.clone(this.changed):false;var b,c=false,d=this._previousAttributes,e;for(e in a)if(!f.isEqual(d[e],b=a[e]))(c||(c={}))[e]=b;return c},previous:function(a){return!arguments.length||
+!this._previousAttributes?null:this._previousAttributes[a]},previousAttributes:function(){return f.clone(this._previousAttributes)},isValid:function(){return!this.validate||!this.validate(this.attributes)},_validate:function(a,b){if(b.silent||!this.validate)return true;var a=f.extend({},this.attributes,a),c=this.validate(a,b);if(!c)return true;b&&b.error?b.error(this,c,b):this.trigger("error",this,c,b);return false}});var r=g.Collection=function(a,b){b||(b={});if(b.model)this.model=b.model;if(b.comparator)this.comparator=
+b.comparator;this._reset();this.initialize.apply(this,arguments);a&&this.reset(a,{silent:true,parse:b.parse})};f.extend(r.prototype,k,{model:o,initialize:function(){},toJSON:function(a){return this.map(function(b){return b.toJSON(a)})},add:function(a,b){var c,d,e,g,i,j={},k={},l=[];b||(b={});a=f.isArray(a)?a.slice():[a];for(c=0,d=a.length;c<d;c++){if(!(e=a[c]=this._prepareModel(a[c],b)))throw Error("Can't add an invalid model to a collection");g=e.cid;i=e.id;j[g]||this._byCid[g]||i!=null&&(k[i]||
+this._byId[i])?l.push(c):j[g]=k[i]=e}for(c=l.length;c--;)a.splice(l[c],1);for(c=0,d=a.length;c<d;c++)(e=a[c]).on("all",this._onModelEvent,this),this._byCid[e.cid]=e,e.id!=null&&(this._byId[e.id]=e);this.length+=d;A.apply(this.models,[b.at!=null?b.at:this.models.length,0].concat(a));this.comparator&&b.at==null&&this.sort({silent:true});if(b.silent)return this;for(c=0,d=this.models.length;c<d;c++)if(j[(e=this.models[c]).cid])b.index=c,e.trigger("add",e,this,b);return this},remove:function(a,b){var c,
+d,e,g;b||(b={});a=f.isArray(a)?a.slice():[a];for(c=0,d=a.length;c<d;c++)if(g=this.getByCid(a[c])||this.get(a[c])){delete this._byId[g.id];delete this._byCid[g.cid];e=this.indexOf(g);this.models.splice(e,1);this.length--;if(!b.silent)b.index=e,g.trigger("remove",g,this,b);this._removeReference(g)}return this},push:function(a,b){a=this._prepareModel(a,b);this.add(a,b);return a},pop:function(a){var b=this.at(this.length-1);this.remove(b,a);return b},unshift:function(a,b){a=this._prepareModel(a,b);this.add(a,
+f.extend({at:0},b));return a},shift:function(a){var b=this.at(0);this.remove(b,a);return b},get:function(a){return a==null?void 0:this._byId[a.id!=null?a.id:a]},getByCid:function(a){return a&&this._byCid[a.cid||a]},at:function(a){return this.models[a]},where:function(a){return f.isEmpty(a)?[]:this.filter(function(b){for(var c in a)if(a[c]!==b.get(c))return false;return true})},sort:function(a){a||(a={});if(!this.comparator)throw Error("Cannot sort a set without a comparator");var b=f.bind(this.comparator,
+this);this.comparator.length==1?this.models=this.sortBy(b):this.models.sort(b);a.silent||this.trigger("reset",this,a);return this},pluck:function(a){return f.map(this.models,function(b){return b.get(a)})},reset:function(a,b){a||(a=[]);b||(b={});for(var c=0,d=this.models.length;c<d;c++)this._removeReference(this.models[c]);this._reset();this.add(a,f.extend({silent:true},b));b.silent||this.trigger("reset",this,b);return this},fetch:function(a){a=a?f.clone(a):{};if(a.parse===void 0)a.parse=true;var b=
+this,c=a.success;a.success=function(d,e,f){b[a.add?"add":"reset"](b.parse(d,f),a);c&&c(b,d)};a.error=g.wrapError(a.error,b,a);return(this.sync||g.sync).call(this,"read",this,a)},create:function(a,b){var c=this,b=b?f.clone(b):{},a=this._prepareModel(a,b);if(!a)return false;b.wait||c.add(a,b);var d=b.success;b.success=function(e,f){b.wait&&c.add(e,b);d?d(e,f):e.trigger("sync",a,f,b)};a.save(null,b);return a},parse:function(a){return a},chain:function(){return f(this.models).chain()},_reset:function(){this.length=
+0;this.models=[];this._byId={};this._byCid={}},_prepareModel:function(a,b){b||(b={});if(a instanceof o){if(!a.collection)a.collection=this}else{var c;b.collection=this;a=new this.model(a,b);a._validate(a.attributes,b)||(a=false)}return a},_removeReference:function(a){this==a.collection&&delete a.collection;a.off("all",this._onModelEvent,this)},_onModelEvent:function(a,b,c,d){(a=="add"||a=="remove")&&c!=this||(a=="destroy"&&this.remove(b,d),b&&a==="change:"+b.idAttribute&&(delete this._byId[b.previous(b.idAttribute)],
+this._byId[b.id]=b),this.trigger.apply(this,arguments))}});f.each("forEach,each,map,reduce,reduceRight,find,detect,filter,select,reject,every,all,some,any,include,contains,invoke,max,min,sortBy,sortedIndex,toArray,size,first,initial,rest,last,without,indexOf,shuffle,lastIndexOf,isEmpty,groupBy".split(","),function(a){r.prototype[a]=function(){return f[a].apply(f,[this.models].concat(f.toArray(arguments)))}});var u=g.Router=function(a){a||(a={});if(a.routes)this.routes=a.routes;this._bindRoutes();
+this.initialize.apply(this,arguments)},B=/:\w+/g,C=/\*\w+/g,D=/[-[\]{}()+?.,\\^$|#\s]/g;f.extend(u.prototype,k,{initialize:function(){},route:function(a,b,c){g.history||(g.history=new m);f.isRegExp(a)||(a=this._routeToRegExp(a));c||(c=this[b]);g.history.route(a,f.bind(function(d){d=this._extractParameters(a,d);c&&c.apply(this,d);this.trigger.apply(this,["route:"+b].concat(d));g.history.trigger("route",this,b,d)},this));return this},navigate:function(a,b){g.history.navigate(a,b)},_bindRoutes:function(){if(this.routes){var a=
+[],b;for(b in this.routes)a.unshift([b,this.routes[b]]);b=0;for(var c=a.length;b<c;b++)this.route(a[b][0],a[b][1],this[a[b][1]])}},_routeToRegExp:function(a){a=a.replace(D,"\\$&").replace(B,"([^/]+)").replace(C,"(.*?)");return RegExp("^"+a+"$")},_extractParameters:function(a,b){return a.exec(b).slice(1)}});var m=g.History=function(){this.handlers=[];f.bindAll(this,"checkUrl")},s=/^[#\/]/,E=/msie [\w.]+/;m.started=false;f.extend(m.prototype,k,{interval:50,getHash:function(a){return(a=(a?a.location:
+window.location).href.match(/#(.*)$/))?a[1]:""},getFragment:function(a,b){if(a==null)if(this._hasPushState||b){var a=window.location.pathname,c=window.location.search;c&&(a+=c)}else a=this.getHash();a.indexOf(this.options.root)||(a=a.substr(this.options.root.length));return a.replace(s,"")},start:function(a){if(m.started)throw Error("Backbone.history has already been started");m.started=true;this.options=f.extend({},{root:"/"},this.options,a);this._wantsHashChange=this.options.hashChange!==false;
+this._wantsPushState=!!this.options.pushState;this._hasPushState=!(!this.options.pushState||!window.history||!window.history.pushState);var a=this.getFragment(),b=document.documentMode;if(b=E.exec(navigator.userAgent.toLowerCase())&&(!b||b<=7))this.iframe=i('<iframe src="javascript:0" tabindex="-1" />').hide().appendTo("body")[0].contentWindow,this.navigate(a);if(this._hasPushState)i(window).bind("popstate",this.checkUrl);else if(this._wantsHashChange&&"onhashchange"in window&&!b)i(window).bind("hashchange",
+this.checkUrl);else if(this._wantsHashChange)this._checkUrlInterval=setInterval(this.checkUrl,this.interval);this.fragment=a;a=window.location;b=a.pathname==this.options.root;if(this._wantsHashChange&&this._wantsPushState&&!this._hasPushState&&!b)return this.fragment=this.getFragment(null,true),window.location.replace(this.options.root+"#"+this.fragment),true;else if(this._wantsPushState&&this._hasPushState&&b&&a.hash)this.fragment=this.getHash().replace(s,""),window.history.replaceState({},document.title,
+a.protocol+"//"+a.host+this.options.root+this.fragment);if(!this.options.silent)return this.loadUrl()},stop:function(){i(window).unbind("popstate",this.checkUrl).unbind("hashchange",this.checkUrl);clearInterval(this._checkUrlInterval);m.started=false},route:function(a,b){this.handlers.unshift({route:a,callback:b})},checkUrl:function(){var a=this.getFragment();a==this.fragment&&this.iframe&&(a=this.getFragment(this.getHash(this.iframe)));if(a==this.fragment)return false;this.iframe&&this.navigate(a);
+this.loadUrl()||this.loadUrl(this.getHash())},loadUrl:function(a){var b=this.fragment=this.getFragment(a);return f.any(this.handlers,function(a){if(a.route.test(b))return a.callback(b),true})},navigate:function(a,b){if(!m.started)return false;if(!b||b===true)b={trigger:b};var c=(a||"").replace(s,"");if(this.fragment!=c)this._hasPushState?(c.indexOf(this.options.root)!=0&&(c=this.options.root+c),this.fragment=c,window.history[b.replace?"replaceState":"pushState"]({},document.title,c)):this._wantsHashChange?
+(this.fragment=c,this._updateHash(window.location,c,b.replace),this.iframe&&c!=this.getFragment(this.getHash(this.iframe))&&(b.replace||this.iframe.document.open().close(),this._updateHash(this.iframe.location,c,b.replace))):window.location.assign(this.options.root+a),b.trigger&&this.loadUrl(a)},_updateHash:function(a,b,c){c?a.replace(a.toString().replace(/(javascript:|#).*$/,"")+"#"+b):a.hash=b}});var v=g.View=function(a){this.cid=f.uniqueId("view");this._configure(a||{});this._ensureElement();this.initialize.apply(this,
+arguments);this.delegateEvents()},F=/^(\S+)\s*(.*)$/,w="model,collection,el,id,attributes,className,tagName".split(",");f.extend(v.prototype,k,{tagName:"div",$:function(a){return this.$el.find(a)},initialize:function(){},render:function(){return this},remove:function(){this.$el.remove();return this},make:function(a,b,c){a=document.createElement(a);b&&i(a).attr(b);c!=null&&i(a).html(c);return a},setElement:function(a,b){this.$el&&this.undelegateEvents();this.$el=a instanceof i?a:i(a);this.el=this.$el[0];
+b!==false&&this.delegateEvents();return this},delegateEvents:function(a){if(a||(a=n(this,"events"))){this.undelegateEvents();for(var b in a){var c=a[b];f.isFunction(c)||(c=this[a[b]]);if(!c)throw Error('Method "'+a[b]+'" does not exist');var d=b.match(F),e=d[1],d=d[2],c=f.bind(c,this);e+=".delegateEvents"+this.cid;d===""?this.$el.bind(e,c):this.$el.delegate(d,e,c)}}},undelegateEvents:function(){this.$el.unbind(".delegateEvents"+this.cid)},_configure:function(a){this.options&&(a=f.extend({},this.options,
+a));for(var b=0,c=w.length;b<c;b++){var d=w[b];a[d]&&(this[d]=a[d])}this.options=a},_ensureElement:function(){if(this.el)this.setElement(this.el,false);else{var a=f.extend({},n(this,"attributes"));if(this.id)a.id=this.id;if(this.className)a["class"]=this.className;this.setElement(this.make(this.tagName,a),false)}}});o.extend=r.extend=u.extend=v.extend=function(a,b){var c=G(this,a,b);c.extend=this.extend;return c};var H={create:"POST",update:"PUT","delete":"DELETE",read:"GET"};g.sync=function(a,b,
+c){var d=H[a];c||(c={});var e={type:d,dataType:"json"};if(!c.url)e.url=n(b,"url")||t();if(!c.data&&b&&(a=="create"||a=="update"))e.contentType="application/json",e.data=JSON.stringify(b);if(g.emulateJSON)e.contentType="application/x-www-form-urlencoded",e.data=e.data?{model:e.data}:{};if(g.emulateHTTP&&(d==="PUT"||d==="DELETE")){if(g.emulateJSON)e.data._method=d;e.type="POST";e.beforeSend=function(a){a.setRequestHeader("X-HTTP-Method-Override",d)}}if(e.type!=="GET"&&!g.emulateJSON)e.processData=false;
+return i.ajax(f.extend(e,c))};g.wrapError=function(a,b,c){return function(d,e){e=d===b?e:d;a?a(b,e,c):b.trigger("error",b,e,c)}};var x=function(){},G=function(a,b,c){var d;d=b&&b.hasOwnProperty("constructor")?b.constructor:function(){a.apply(this,arguments)};f.extend(d,a);x.prototype=a.prototype;d.prototype=new x;b&&f.extend(d.prototype,b);c&&f.extend(d,c);d.prototype.constructor=d;d.__super__=a.prototype;return d},n=function(a,b){return!a||!a[b]?null:f.isFunction(a[b])?a[b]():a[b]},t=function(){throw Error('A "url" property or function must be specified');
+}}).call(this);
diff --git a/packages/Backbone.js.0.9.2/NuGet.exe b/packages/Backbone.js.0.9.2/NuGet.exe
new file mode 100644
index 000000000..2082ac60a
Binary files /dev/null and b/packages/Backbone.js.0.9.2/NuGet.exe differ
diff --git a/packages/underscore.js.1.3.3/Content/Scripts/underscore.js b/packages/underscore.js.1.3.3/Content/Scripts/underscore.js
new file mode 100644
index 000000000..f98d56c47
--- /dev/null
+++ b/packages/underscore.js.1.3.3/Content/Scripts/underscore.js
@@ -0,0 +1,1072 @@
+//     Underscore.js 1.3.3
+//     (c) 2009-2012 Jeremy Ashkenas, DocumentCloud Inc.
+//     Underscore is freely distributable under the MIT license.
+//     Portions of Underscore are inspired or borrowed from Prototype,
+//     Oliver Steele's Functional, and John Resig's Micro-Templating.
+//     For all details and documentation:
+//     http://documentcloud.github.com/underscore
+
+(function() {
+
+  // Baseline setup
+  // --------------
+
+  // Establish the root object, `window` in the browser, or `global` on the server.
+  var root = this;
+
+  // Save the previous value of the `_` variable.
+  var previousUnderscore = root._;
+
+  // Establish the object that gets returned to break out of a loop iteration.
+  var breaker = {};
+
+  // Save bytes in the minified (but not gzipped) version:
+  var ArrayProto = Array.prototype, ObjProto = Object.prototype, FuncProto = Function.prototype;
+
+  // Create quick reference variables for speed access to core prototypes.
+  var push             = ArrayProto.push,
+      slice            = ArrayProto.slice,
+      unshift          = ArrayProto.unshift,
+      toString         = ObjProto.toString,
+      hasOwnProperty   = ObjProto.hasOwnProperty;
+
+  // All **ECMAScript 5** native function implementations that we hope to use
+  // are declared here.
+  var
+    nativeForEach      = ArrayProto.forEach,
+    nativeMap          = ArrayProto.map,
+    nativeReduce       = ArrayProto.reduce,
+    nativeReduceRight  = ArrayProto.reduceRight,
+    nativeFilter       = ArrayProto.filter,
+    nativeEvery        = ArrayProto.every,
+    nativeSome         = ArrayProto.some,
+    nativeIndexOf      = ArrayProto.indexOf,
+    nativeLastIndexOf  = ArrayProto.lastIndexOf,
+    nativeIsArray      = Array.isArray,
+    nativeKeys         = Object.keys,
+    nativeBind         = FuncProto.bind;
+
+  // Create a safe reference to the Underscore object for use below.
+  var _ = function(obj) { return new wrapper(obj); };
+
+  // Export the Underscore object for **Node.js**, with
+  // backwards-compatibility for the old `require()` API. If we're in
+  // the browser, add `_` as a global object via a string identifier,
+  // for Closure Compiler "advanced" mode.
+  if (typeof exports !== 'undefined') {
+    if (typeof module !== 'undefined' && module.exports) {
+      exports = module.exports = _;
+    }
+    exports._ = _;
+  } else {
+    root['_'] = _;
+  }
+
+  // Current version.
+  _.VERSION = '1.3.3';
+
+  // Collection Functions
+  // --------------------
+
+  // The cornerstone, an `each` implementation, aka `forEach`.
+  // Handles objects with the built-in `forEach`, arrays, and raw objects.
+  // Delegates to **ECMAScript 5**'s native `forEach` if available.
+  var each = _.each = _.forEach = function(obj, iterator, context) {
+    if (obj == null) return;
+    if (nativeForEach && obj.forEach === nativeForEach) {
+      obj.forEach(iterator, context);
+    } else if (obj.length === +obj.length) {
+      for (var i = 0, l = obj.length; i < l; i++) {
+        if (i in obj && iterator.call(context, obj[i], i, obj) === breaker) return;
+      }
+    } else {
+      for (var key in obj) {
+        if (_.has(obj, key)) {
+          if (iterator.call(context, obj[key], key, obj) === breaker) return;
+        }
+      }
+    }
+  };
+
+  // Return the results of applying the iterator to each element.
+  // Delegates to **ECMAScript 5**'s native `map` if available.
+  _.map = _.collect = function(obj, iterator, context) {
+    var results = [];
+    if (obj == null) return results;
+    if (nativeMap && obj.map === nativeMap) return obj.map(iterator, context);
+    each(obj, function(value, index, list) {
+      results[results.length] = iterator.call(context, value, index, list);
+    });
+    if (obj.length === +obj.length) results.length = obj.length;
+    return results;
+  };
+
+  // **Reduce** builds up a single result from a list of values, aka `inject`,
+  // or `foldl`. Delegates to **ECMAScript 5**'s native `reduce` if available.
+  _.reduce = _.foldl = _.inject = function(obj, iterator, memo, context) {
+    var initial = arguments.length > 2;
+    if (obj == null) obj = [];
+    if (nativeReduce && obj.reduce === nativeReduce) {
+      if (context) iterator = _.bind(iterator, context);
+      return initial ? obj.reduce(iterator, memo) : obj.reduce(iterator);
+    }
+    each(obj, function(value, index, list) {
+      if (!initial) {
+        memo = value;
+        initial = true;
+      } else {
+        memo = iterator.call(context, memo, value, index, list);
+      }
+    });
+    if (!initial) throw new TypeError('Reduce of empty array with no initial value');
+    return memo;
+  };
+
+  // The right-associative version of reduce, also known as `foldr`.
+  // Delegates to **ECMAScript 5**'s native `reduceRight` if available.
+  _.reduceRight = _.foldr = function(obj, iterator, memo, context) {
+    var initial = arguments.length > 2;
+    if (obj == null) obj = [];
+    if (nativeReduceRight && obj.reduceRight === nativeReduceRight) {
+      if (context) iterator = _.bind(iterator, context);
+      return initial ? obj.reduceRight(iterator, memo) : obj.reduceRight(iterator);
+    }
+    var reversed = _.toArray(obj).reverse();
+    if (context && !initial) iterator = _.bind(iterator, context);
+    return initial ? _.reduce(reversed, iterator, memo, context) : _.reduce(reversed, iterator);
+  };
+
+  // Return the first value which passes a truth test. Aliased as `detect`.
+  _.find = _.detect = function(obj, iterator, context) {
+    var result;
+    any(obj, function(value, index, list) {
+      if (iterator.call(context, value, index, list)) {
+        result = value;
+        return true;
+      }
+    });
+    return result;
+  };
+
+  // Return all the elements that pass a truth test.
+  // Delegates to **ECMAScript 5**'s native `filter` if available.
+  // Aliased as `select`.
+  _.filter = _.select = function(obj, iterator, context) {
+    var results = [];
+    if (obj == null) return results;
+    if (nativeFilter && obj.filter === nativeFilter) return obj.filter(iterator, context);
+    each(obj, function(value, index, list) {
+      if (iterator.call(context, value, index, list)) results[results.length] = value;
+    });
+    return results;
+  };
+
+  // Return all the elements for which a truth test fails.
+  _.reject = function(obj, iterator, context) {
+    var results = [];
+    if (obj == null) return results;
+    each(obj, function(value, index, list) {
+      if (!iterator.call(context, value, index, list)) results[results.length] = value;
+    });
+    return results;
+  };
+
+  // Determine whether all of the elements match a truth test.
+  // Delegates to **ECMAScript 5**'s native `every` if available.
+  // Aliased as `all`.
+  _.every = _.all = function(obj, iterator, context) {
+    var result = true;
+    if (obj == null) return result;
+    if (nativeEvery && obj.every === nativeEvery) return obj.every(iterator, context);
+    each(obj, function(value, index, list) {
+      if (!(result = result && iterator.call(context, value, index, list))) return breaker;
+    });
+    return !!result;
+  };
+
+  // Determine if at least one element in the object matches a truth test.
+  // Delegates to **ECMAScript 5**'s native `some` if available.
+  // Aliased as `any`.
+  var any = _.some = _.any = function(obj, iterator, context) {
+    iterator || (iterator = _.identity);
+    var result = false;
+    if (obj == null) return result;
+    if (nativeSome && obj.some === nativeSome) return obj.some(iterator, context);
+    each(obj, function(value, index, list) {
+      if (result || (result = iterator.call(context, value, index, list))) return breaker;
+    });
+    return !!result;
+  };
+
+  // Determine if a given value is included in the array or object using `===`.
+  // Aliased as `contains`.
+  _.include = _.contains = function(obj, target) {
+    var found = false;
+    if (obj == null) return found;
+    if (nativeIndexOf && obj.indexOf === nativeIndexOf) return obj.indexOf(target) != -1;
+    found = any(obj, function(value) {
+      return value === target;
+    });
+    return found;
+  };
+
+  // Invoke a method (with arguments) on every item in a collection.
+  _.invoke = function(obj, method) {
+    var args = slice.call(arguments, 2);
+    return _.map(obj, function(value) {
+      return (_.isFunction(method) ? method || value : value[method]).apply(value, args);
+    });
+  };
+
+  // Convenience version of a common use case of `map`: fetching a property.
+  _.pluck = function(obj, key) {
+    return _.map(obj, function(value){ return value[key]; });
+  };
+
+  // Return the maximum element or (element-based computation).
+  _.max = function(obj, iterator, context) {
+    if (!iterator && _.isArray(obj) && obj[0] === +obj[0]) return Math.max.apply(Math, obj);
+    if (!iterator && _.isEmpty(obj)) return -Infinity;
+    var result = {computed : -Infinity};
+    each(obj, function(value, index, list) {
+      var computed = iterator ? iterator.call(context, value, index, list) : value;
+      computed >= result.computed && (result = {value : value, computed : computed});
+    });
+    return result.value;
+  };
+
+  // Return the minimum element (or element-based computation).
+  _.min = function(obj, iterator, context) {
+    if (!iterator && _.isArray(obj) && obj[0] === +obj[0]) return Math.min.apply(Math, obj);
+    if (!iterator && _.isEmpty(obj)) return Infinity;
+    var result = {computed : Infinity};
+    each(obj, function(value, index, list) {
+      var computed = iterator ? iterator.call(context, value, index, list) : value;
+      computed < result.computed && (result = {value : value, computed : computed});
+    });
+    return result.value;
+  };
+
+  // Shuffle an array.
+  _.shuffle = function(obj) {
+    var shuffled = [], rand;
+    each(obj, function(value, index, list) {
+      rand = Math.floor(Math.random() * (index + 1));
+      shuffled[index] = shuffled[rand];
+      shuffled[rand] = value;
+    });
+    return shuffled;
+  };
+
+  // Sort the object's values by a criterion produced by an iterator.
+  _.sortBy = function(obj, val, context) {
+    var iterator = _.isFunction(val) ? val : function(obj) { return obj[val]; };
+    return _.pluck(_.map(obj, function(value, index, list) {
+      return {
+        value : value,
+        criteria : iterator.call(context, value, index, list)
+      };
+    }).sort(function(left, right) {
+      var a = left.criteria, b = right.criteria;
+      if (a === void 0) return 1;
+      if (b === void 0) return -1;
+      return a < b ? -1 : a > b ? 1 : 0;
+    }), 'value');
+  };
+
+  // Groups the object's values by a criterion. Pass either a string attribute
+  // to group by, or a function that returns the criterion.
+  _.groupBy = function(obj, val) {
+    var result = {};
+    var iterator = _.isFunction(val) ? val : function(obj) { return obj[val]; };
+    each(obj, function(value, index) {
+      var key = iterator(value, index);
+      (result[key] || (result[key] = [])).push(value);
+    });
+    return result;
+  };
+
+  // Use a comparator function to figure out the smallest index at which
+  // an object should be inserted so as to maintain order. Uses binary search.
+  _.sortedIndex = function(array, obj, iterator) {
+    iterator || (iterator = _.identity);
+    var value = iterator(obj);
+    var low = 0, high = array.length;
+    while (low < high) {
+      var mid = (low + high) >> 1;
+      iterator(array[mid]) < value ? low = mid + 1 : high = mid;
+    }
+    return low;
+  };
+
+  // Safely convert anything iterable into a real, live array.
+  _.toArray = function(obj) {
+    if (!obj)                                     return [];
+    if (_.isArray(obj))                           return slice.call(obj);
+    if (_.isArguments(obj))                       return slice.call(obj);
+    if (obj.toArray && _.isFunction(obj.toArray)) return obj.toArray();
+    return _.values(obj);
+  };
+
+  // Return the number of elements in an object.
+  _.size = function(obj) {
+    return _.isArray(obj) ? obj.length : _.keys(obj).length;
+  };
+
+  // Array Functions
+  // ---------------
+
+  // Get the first element of an array. Passing **n** will return the first N
+  // values in the array. Aliased as `head` and `take`. The **guard** check
+  // allows it to work with `_.map`.
+  _.first = _.head = _.take = function(array, n, guard) {
+    return (n != null) && !guard ? slice.call(array, 0, n) : array[0];
+  };
+
+  // Returns everything but the last entry of the array. Especially useful on
+  // the arguments object. Passing **n** will return all the values in
+  // the array, excluding the last N. The **guard** check allows it to work with
+  // `_.map`.
+  _.initial = function(array, n, guard) {
+    return slice.call(array, 0, array.length - ((n == null) || guard ? 1 : n));
+  };
+
+  // Get the last element of an array. Passing **n** will return the last N
+  // values in the array. The **guard** check allows it to work with `_.map`.
+  _.last = function(array, n, guard) {
+    if ((n != null) && !guard) {
+      return slice.call(array, Math.max(array.length - n, 0));
+    } else {
+      return array[array.length - 1];
+    }
+  };
+
+  // Returns everything but the first entry of the array. Aliased as `tail`.
+  // Especially useful on the arguments object. Passing an **index** will return
+  // the rest of the values in the array from that index onward. The **guard**
+  // check allows it to work with `_.map`.
+  _.rest = _.tail = function(array, index, guard) {
+    return slice.call(array, (index == null) || guard ? 1 : index);
+  };
+
+  // Trim out all falsy values from an array.
+  _.compact = function(array) {
+    return _.filter(array, function(value){ return !!value; });
+  };
+
+  // Return a completely flattened version of an array.
+  _.flatten = function(array, shallow) {
+    return (function flatten(input, output) {
+      each(input, function(value) {
+        if (_.isArray(value)) {
+          shallow ? push.apply(output, value) : flatten(value, output);
+        } else {
+          output.push(value);
+        }
+      });
+      return output;
+    })(array, []);
+  };
+
+  // Return a version of the array that does not contain the specified value(s).
+  _.without = function(array) {
+    return _.difference(array, slice.call(arguments, 1));
+  };
+
+  // Produce a duplicate-free version of the array. If the array has already
+  // been sorted, you have the option of using a faster algorithm.
+  // Aliased as `unique`.
+  _.uniq = _.unique = function(array, isSorted, iterator) {
+    var initial = iterator ? _.map(array, iterator) : array;
+    var results = [];
+    // The `isSorted` flag is irrelevant if the array only contains two elements.
+    if (array.length < 3) isSorted = true;
+    _.reduce(initial, function(memo, value, index) {
+      if (isSorted ? _.last(memo) !== value || !memo.length : !_.include(memo, value)) {
+        memo.push(value);
+        results.push(array[index]);
+      }
+      return memo;
+    }, []);
+    return results;
+  };
+
+  // Produce an array that contains the union: each distinct element from all of
+  // the passed-in arrays.
+  _.union = function() {
+    return _.uniq(_.flatten(arguments, true));
+  };
+
+  // Produce an array that contains every item shared between all the
+  // passed-in arrays. (Aliased as "intersect" for back-compat.)
+  _.intersection = _.intersect = function(array) {
+    var rest = slice.call(arguments, 1);
+    return _.filter(_.uniq(array), function(item) {
+      return _.every(rest, function(other) {
+        return _.indexOf(other, item) >= 0;
+      });
+    });
+  };
+
+  // Take the difference between one array and a number of other arrays.
+  // Only the elements present in just the first array will remain.
+  _.difference = function(array) {
+    var rest = _.flatten(slice.call(arguments, 1), true);
+    return _.filter(array, function(value){ return !_.include(rest, value); });
+  };
+
+  // Zip together multiple lists into a single array -- elements that share
+  // an index go together.
+  _.zip = function() {
+    var args = slice.call(arguments);
+    var length = _.max(_.pluck(args, 'length'));
+    var results = new Array(length);
+    for (var i = 0; i < length; i++) results[i] = _.pluck(args, "" + i);
+    return results;
+  };
+
+  // If the browser doesn't supply us with indexOf (I'm looking at you, **MSIE**),
+  // we need this function. Return the position of the first occurrence of an
+  // item in an array, or -1 if the item is not included in the array.
+  // Delegates to **ECMAScript 5**'s native `indexOf` if available.
+  // If the array is large and already in sort order, pass `true`
+  // for **isSorted** to use binary search.
+  _.indexOf = function(array, item, isSorted) {
+    if (array == null) return -1;
+    var i, l;
+    if (isSorted) {
+      i = _.sortedIndex(array, item);
+      return array[i] === item ? i : -1;
+    }
+    if (nativeIndexOf && array.indexOf === nativeIndexOf) return array.indexOf(item);
+    for (i = 0, l = array.length; i < l; i++) if (i in array && array[i] === item) return i;
+    return -1;
+  };
+
+  // Delegates to **ECMAScript 5**'s native `lastIndexOf` if available.
+  _.lastIndexOf = function(array, item) {
+    if (array == null) return -1;
+    if (nativeLastIndexOf && array.lastIndexOf === nativeLastIndexOf) return array.lastIndexOf(item);
+    var i = array.length;
+    while (i--) if (i in array && array[i] === item) return i;
+    return -1;
+  };
+
+  // Generate an integer Array containing an arithmetic progression. A port of
+  // the native Python `range()` function. See
+  // [the Python documentation](http://docs.python.org/library/functions.html#range).
+  _.range = function(start, stop, step) {
+    if (arguments.length <= 1) {
+      stop = start || 0;
+      start = 0;
+    }
+    step = arguments[2] || 1;
+
+    var len = Math.max(Math.ceil((stop - start) / step), 0);
+    var idx = 0;
+    var range = new Array(len);
+
+    while(idx < len) {
+      range[idx++] = start;
+      start += step;
+    }
+
+    return range;
+  };
+
+  // Function (ahem) Functions
+  // ------------------
+
+  // Reusable constructor function for prototype setting.
+  var ctor = function(){};
+
+  // Create a function bound to a given object (assigning `this`, and arguments,
+  // optionally). Binding with arguments is also known as `curry`.
+  // Delegates to **ECMAScript 5**'s native `Function.bind` if available.
+  // We check for `func.bind` first, to fail fast when `func` is undefined.
+  _.bind = function bind(func, context) {
+    var bound, args;
+    if (func.bind === nativeBind && nativeBind) return nativeBind.apply(func, slice.call(arguments, 1));
+    if (!_.isFunction(func)) throw new TypeError;
+    args = slice.call(arguments, 2);
+    return bound = function() {
+      if (!(this instanceof bound)) return func.apply(context, args.concat(slice.call(arguments)));
+      ctor.prototype = func.prototype;
+      var self = new ctor;
+      var result = func.apply(self, args.concat(slice.call(arguments)));
+      if (Object(result) === result) return result;
+      return self;
+    };
+  };
+
+  // Bind all of an object's methods to that object. Useful for ensuring that
+  // all callbacks defined on an object belong to it.
+  _.bindAll = function(obj) {
+    var funcs = slice.call(arguments, 1);
+    if (funcs.length == 0) funcs = _.functions(obj);
+    each(funcs, function(f) { obj[f] = _.bind(obj[f], obj); });
+    return obj;
+  };
+
+  // Memoize an expensive function by storing its results.
+  _.memoize = function(func, hasher) {
+    var memo = {};
+    hasher || (hasher = _.identity);
+    return function() {
+      var key = hasher.apply(this, arguments);
+      return _.has(memo, key) ? memo[key] : (memo[key] = func.apply(this, arguments));
+    };
+  };
+
+  // Delays a function for the given number of milliseconds, and then calls
+  // it with the arguments supplied.
+  _.delay = function(func, wait) {
+    var args = slice.call(arguments, 2);
+    return setTimeout(function(){ return func.apply(null, args); }, wait);
+  };
+
+  // Defers a function, scheduling it to run after the current call stack has
+  // cleared.
+  _.defer = function(func) {
+    return _.delay.apply(_, [func, 1].concat(slice.call(arguments, 1)));
+  };
+
+  // Returns a function, that, when invoked, will only be triggered at most once
+  // during a given window of time.
+  _.throttle = function(func, wait) {
+    var context, args, timeout, throttling, more, result;
+    var whenDone = _.debounce(function(){ more = throttling = false; }, wait);
+    return function() {
+      context = this; args = arguments;
+      var later = function() {
+        timeout = null;
+        if (more) func.apply(context, args);
+        whenDone();
+      };
+      if (!timeout) timeout = setTimeout(later, wait);
+      if (throttling) {
+        more = true;
+      } else {
+        throttling = true;
+        result = func.apply(context, args);
+      }
+      whenDone();
+      return result;
+    };
+  };
+
+  // Returns a function, that, as long as it continues to be invoked, will not
+  // be triggered. The function will be called after it stops being called for
+  // N milliseconds. If `immediate` is passed, trigger the function on the
+  // leading edge, instead of the trailing.
+  _.debounce = function(func, wait, immediate) {
+    var timeout;
+    return function() {
+      var context = this, args = arguments;
+      var later = function() {
+        timeout = null;
+        if (!immediate) func.apply(context, args);
+      };
+      var callNow = immediate && !timeout;
+      clearTimeout(timeout);
+      timeout = setTimeout(later, wait);
+      if (callNow) func.apply(context, args);
+    };
+  };
+
+  // Returns a function that will be executed at most one time, no matter how
+  // often you call it. Useful for lazy initialization.
+  _.once = function(func) {
+    var ran = false, memo;
+    return function() {
+      if (ran) return memo;
+      ran = true;
+      return memo = func.apply(this, arguments);
+    };
+  };
+
+  // Returns the first function passed as an argument to the second,
+  // allowing you to adjust arguments, run code before and after, and
+  // conditionally execute the original function.
+  _.wrap = function(func, wrapper) {
+    return function() {
+      var args = [func].concat(slice.call(arguments, 0));
+      return wrapper.apply(this, args);
+    };
+  };
+
+  // Returns a function that is the composition of a list of functions, each
+  // consuming the return value of the function that follows.
+  _.compose = function() {
+    var funcs = arguments;
+    return function() {
+      var args = arguments;
+      for (var i = funcs.length - 1; i >= 0; i--) {
+        args = [funcs[i].apply(this, args)];
+      }
+      return args[0];
+    };
+  };
+
+  // Returns a function that will only be executed after being called N times.
+  _.after = function(times, func) {
+    if (times <= 0) return func();
+    return function() {
+      if (--times < 1) { return func.apply(this, arguments); }
+    };
+  };
+
+  // Object Functions
+  // ----------------
+
+  // Retrieve the names of an object's properties.
+  // Delegates to **ECMAScript 5**'s native `Object.keys`
+  _.keys = nativeKeys || function(obj) {
+    if (obj !== Object(obj)) throw new TypeError('Invalid object');
+    var keys = [];
+    for (var key in obj) if (_.has(obj, key)) keys[keys.length] = key;
+    return keys;
+  };
+
+  // Retrieve the values of an object's properties.
+  _.values = function(obj) {
+    return _.map(obj, _.identity);
+  };
+
+  // Return a sorted list of the function names available on the object.
+  // Aliased as `methods`
+  _.functions = _.methods = function(obj) {
+    var names = [];
+    for (var key in obj) {
+      if (_.isFunction(obj[key])) names.push(key);
+    }
+    return names.sort();
+  };
+
+  // Extend a given object with all the properties in passed-in object(s).
+  _.extend = function(obj) {
+    each(slice.call(arguments, 1), function(source) {
+      for (var prop in source) {
+        obj[prop] = source[prop];
+      }
+    });
+    return obj;
+  };
+
+  // Return a copy of the object only containing the whitelisted properties.
+  _.pick = function(obj) {
+    var result = {};
+    each(_.flatten(slice.call(arguments, 1)), function(key) {
+      if (key in obj) result[key] = obj[key];
+    });
+    return result;
+  };
+
+  // Fill in a given object with default properties.
+  _.defaults = function(obj) {
+    each(slice.call(arguments, 1), function(source) {
+      for (var prop in source) {
+        if (obj[prop] == null) obj[prop] = source[prop];
+      }
+    });
+    return obj;
+  };
+
+  // Create a (shallow-cloned) duplicate of an object.
+  _.clone = function(obj) {
+    if (!_.isObject(obj)) return obj;
+    return _.isArray(obj) ? obj.slice() : _.extend({}, obj);
+  };
+
+  // Invokes interceptor with the obj, and then returns obj.
+  // The primary purpose of this method is to "tap into" a method chain, in
+  // order to perform operations on intermediate results within the chain.
+  _.tap = function(obj, interceptor) {
+    interceptor(obj);
+    return obj;
+  };
+
+  // Internal recursive comparison function for `isEqual`.
+  function eq(a, b, stack) {
+    // Identical objects are equal. `0 === -0`, but they aren't identical.
+    // See the Harmony `egal` proposal: http://wiki.ecmascript.org/doku.php?id=harmony:egal.
+    if (a === b) return a !== 0 || 1 / a == 1 / b;
+    // A strict comparison is necessary because `null == undefined`.
+    if (a == null || b == null) return a === b;
+    // Unwrap any wrapped objects.
+    if (a._chain) a = a._wrapped;
+    if (b._chain) b = b._wrapped;
+    // Invoke a custom `isEqual` method if one is provided.
+    if (a.isEqual && _.isFunction(a.isEqual)) return a.isEqual(b);
+    if (b.isEqual && _.isFunction(b.isEqual)) return b.isEqual(a);
+    // Compare `[[Class]]` names.
+    var className = toString.call(a);
+    if (className != toString.call(b)) return false;
+    switch (className) {
+      // Strings, numbers, dates, and booleans are compared by value.
+      case '[object String]':
+        // Primitives and their corresponding object wrappers are equivalent; thus, `"5"` is
+        // equivalent to `new String("5")`.
+        return a == String(b);
+      case '[object Number]':
+        // `NaN`s are equivalent, but non-reflexive. An `egal` comparison is performed for
+        // other numeric values.
+        return a != +a ? b != +b : (a == 0 ? 1 / a == 1 / b : a == +b);
+      case '[object Date]':
+      case '[object Boolean]':
+        // Coerce dates and booleans to numeric primitive values. Dates are compared by their
+        // millisecond representations. Note that invalid dates with millisecond representations
+        // of `NaN` are not equivalent.
+        return +a == +b;
+      // RegExps are compared by their source patterns and flags.
+      case '[object RegExp]':
+        return a.source == b.source &&
+               a.global == b.global &&
+               a.multiline == b.multiline &&
+               a.ignoreCase == b.ignoreCase;
+    }
+    if (typeof a != 'object' || typeof b != 'object') return false;
+    // Assume equality for cyclic structures. The algorithm for detecting cyclic
+    // structures is adapted from ES 5.1 section 15.12.3, abstract operation `JO`.
+    var length = stack.length;
+    while (length--) {
+      // Linear search. Performance is inversely proportional to the number of
+      // unique nested structures.
+      if (stack[length] == a) return true;
+    }
+    // Add the first object to the stack of traversed objects.
+    stack.push(a);
+    var size = 0, result = true;
+    // Recursively compare objects and arrays.
+    if (className == '[object Array]') {
+      // Compare array lengths to determine if a deep comparison is necessary.
+      size = a.length;
+      result = size == b.length;
+      if (result) {
+        // Deep compare the contents, ignoring non-numeric properties.
+        while (size--) {
+          // Ensure commutative equality for sparse arrays.
+          if (!(result = size in a == size in b && eq(a[size], b[size], stack))) break;
+        }
+      }
+    } else {
+      // Objects with different constructors are not equivalent.
+      if ('constructor' in a != 'constructor' in b || a.constructor != b.constructor) return false;
+      // Deep compare objects.
+      for (var key in a) {
+        if (_.has(a, key)) {
+          // Count the expected number of properties.
+          size++;
+          // Deep compare each member.
+          if (!(result = _.has(b, key) && eq(a[key], b[key], stack))) break;
+        }
+      }
+      // Ensure that both objects contain the same number of properties.
+      if (result) {
+        for (key in b) {
+          if (_.has(b, key) && !(size--)) break;
+        }
+        result = !size;
+      }
+    }
+    // Remove the first object from the stack of traversed objects.
+    stack.pop();
+    return result;
+  }
+
+  // Perform a deep comparison to check if two objects are equal.
+  _.isEqual = function(a, b) {
+    return eq(a, b, []);
+  };
+
+  // Is a given array, string, or object empty?
+  // An "empty" object has no enumerable own-properties.
+  _.isEmpty = function(obj) {
+    if (obj == null) return true;
+    if (_.isArray(obj) || _.isString(obj)) return obj.length === 0;
+    for (var key in obj) if (_.has(obj, key)) return false;
+    return true;
+  };
+
+  // Is a given value a DOM element?
+  _.isElement = function(obj) {
+    return !!(obj && obj.nodeType == 1);
+  };
+
+  // Is a given value an array?
+  // Delegates to ECMA5's native Array.isArray
+  _.isArray = nativeIsArray || function(obj) {
+    return toString.call(obj) == '[object Array]';
+  };
+
+  // Is a given variable an object?
+  _.isObject = function(obj) {
+    return obj === Object(obj);
+  };
+
+  // Is a given variable an arguments object?
+  // Define a fallback version of the method in browsers (ahem, IE), where
+  // there isn't any inspectable "Arguments" type.
+  _.isArguments = function(obj) {
+    return toString.call(obj) == '[object Arguments]';
+  };
+  if (!_.isArguments(arguments)) {
+    _.isArguments = function(obj) {
+      return !!(obj && _.has(obj, 'callee'));
+    };
+  }
+
+  // Is a given value a function?
+  _.isFunction = function(obj) {
+    return toString.call(obj) == '[object Function]';
+  };
+
+  // Is a given value a string?
+  _.isString = function(obj) {
+    return toString.call(obj) == '[object String]';
+  };
+
+  // Is a given value a number?
+  _.isNumber = function(obj) {
+    return toString.call(obj) == '[object Number]';
+  };
+
+  // Is a given object a finite number?
+  _.isFinite = function(obj) {
+    return _.isNumber(obj) && isFinite(obj);
+  };
+
+  // Is the given value `NaN`?
+  _.isNaN = function(obj) {
+    // `NaN` is the only value for which `===` is not reflexive.
+    return obj !== obj;
+  };
+
+  // Is a given value a boolean?
+  _.isBoolean = function(obj) {
+    return obj === true || obj === false || toString.call(obj) == '[object Boolean]';
+  };
+
+  // Is a given value a date?
+  _.isDate = function(obj) {
+    return toString.call(obj) == '[object Date]';
+  };
+
+  // Is the given value a regular expression?
+  _.isRegExp = function(obj) {
+    return toString.call(obj) == '[object RegExp]';
+  };
+
+  // Is a given value equal to null?
+  _.isNull = function(obj) {
+    return obj === null;
+  };
+
+  // Is a given variable undefined?
+  _.isUndefined = function(obj) {
+    return obj === void 0;
+  };
+
+  // Does an object have the given "own" property?
+  _.has = function(obj, key) {
+    return hasOwnProperty.call(obj, key);
+  };
+
+  // Utility Functions
+  // -----------------
+
+  // Run Underscore.js in *noConflict* mode, returning the `_` variable to its
+  // previous owner. Returns a reference to the Underscore object.
+  _.noConflict = function() {
+    root._ = previousUnderscore;
+    return this;
+  };
+
+  // Keep the identity function around for default iterators.
+  _.identity = function(value) {
+    return value;
+  };
+
+  // Run a function **n** times.
+  _.times = function(n, iterator, context) {
+    for (var i = 0; i < n; i++) iterator.call(context, i);
+  };
+
+  // Escape a string for HTML interpolation.
+  _.escape = function(string) {
+    return (''+string)
+      .replace(/&/g, '&amp;')
+      .replace(/</g, '&lt;')
+      .replace(/>/g, '&gt;')
+      .replace(/"/g, '&quot;')
+      .replace(/'/g, '&#x27;')
+      .replace(/\//g,'&#x2F;');
+  };
+
+  // If the value of the named property is a function then invoke it;
+  // otherwise, return it.
+  _.result = function(object, property) {
+    if (object == null) return null;
+    var value = object[property];
+    return _.isFunction(value) ? value.call(object) : value;
+  };
+
+  // Add your own custom functions to the Underscore object, ensuring that
+  // they're correctly added to the OOP wrapper as well.
+  _.mixin = function(obj) {
+    each(_.functions(obj), function(name){
+      addToWrapper(name, _[name] = obj[name]);
+    });
+  };
+
+  // Generate a unique integer id (unique within the entire client session).
+  // Useful for temporary DOM ids.
+  var idCounter = 0;
+  _.uniqueId = function(prefix) {
+    var id = idCounter++;
+    return prefix ? prefix + id : id;
+  };
+
+  // By default, Underscore uses ERB-style template delimiters, change the
+  // following template settings to use alternative delimiters.
+  _.templateSettings = {
+    evaluate    : /<%([\s\S]+?)%>/g,
+    interpolate : /<%=([\s\S]+?)%>/g,
+    escape      : /<%-([\s\S]+?)%>/g
+  };
+
+  // When customizing `templateSettings`, if you don't want to define an
+  // interpolation, evaluation or escaping regex, we need one that is
+  // guaranteed not to match.
+  var noMatch = /.^/;
+
+  // Certain characters need to be escaped so that they can be put into a
+  // string literal.
+  var escapes = {
+    '\\': '\\',
+    "'": "'",
+    'r': '\r',
+    'n': '\n',
+    't': '\t',
+    'u2028': '\u2028',
+    'u2029': '\u2029'
+  };
+
+  for (var p in escapes) escapes[escapes[p]] = p;
+  var escaper = /\\|'|\r|\n|\t|\u2028|\u2029/g;
+  var unescaper = /\\(\\|'|r|n|t|u2028|u2029)/g;
+
+  // Within an interpolation, evaluation, or escaping, remove HTML escaping
+  // that had been previously added.
+  var unescape = function(code) {
+    return code.replace(unescaper, function(match, escape) {
+      return escapes[escape];
+    });
+  };
+
+  // JavaScript micro-templating, similar to John Resig's implementation.
+  // Underscore templating handles arbitrary delimiters, preserves whitespace,
+  // and correctly escapes quotes within interpolated code.
+  _.template = function(text, data, settings) {
+    settings = _.defaults(settings || {}, _.templateSettings);
+
+    // Compile the template source, taking care to escape characters that
+    // cannot be included in a string literal and then unescape them in code
+    // blocks.
+    var source = "__p+='" + text
+      .replace(escaper, function(match) {
+        return '\\' + escapes[match];
+      })
+      .replace(settings.escape || noMatch, function(match, code) {
+        return "'+\n((__t=(" + unescape(code) + "))==null?'':_.escape(__t))+\n'";
+      })
+      .replace(settings.interpolate || noMatch, function(match, code) {
+        return "'+\n((__t=(" + unescape(code) + "))==null?'':__t)+\n'";
+      })
+      .replace(settings.evaluate || noMatch, function(match, code) {
+        return "';\n" + unescape(code) + "\n;__p+='";
+      }) + "';\n";
+
+    // If a variable is not specified, place data values in local scope.
+    if (!settings.variable) source = 'with(obj||{}){\n' + source + '}\n';
+
+    source = "var __t,__p='',__j=Array.prototype.join," +
+      "print=function(){__p+=__j.call(arguments,'')};\n" +
+      source + "return __p;\n";
+
+    var render = new Function(settings.variable || 'obj', '_', source);
+    if (data) return render(data, _);
+    var template = function(data) {
+      return render.call(this, data, _);
+    };
+
+    // Provide the compiled function source as a convenience for precompilation.
+    template.source = 'function(' + (settings.variable || 'obj') + '){\n' + source + '}';
+
+    return template;
+  };
+
+  // Add a "chain" function, which will delegate to the wrapper.
+  _.chain = function(obj) {
+    return _(obj).chain();
+  };
+
+  // The OOP Wrapper
+  // ---------------
+
+  // If Underscore is called as a function, it returns a wrapped object that
+  // can be used OO-style. This wrapper holds altered versions of all the
+  // underscore functions. Wrapped objects may be chained.
+  var wrapper = function(obj) { this._wrapped = obj; };
+
+  // Expose `wrapper.prototype` as `_.prototype`
+  _.prototype = wrapper.prototype;
+
+  // Helper function to continue chaining intermediate results.
+  var result = function(obj, chain) {
+    return chain ? _(obj).chain() : obj;
+  };
+
+  // A method to easily add functions to the OOP wrapper.
+  var addToWrapper = function(name, func) {
+    wrapper.prototype[name] = function() {
+      var args = slice.call(arguments);
+      unshift.call(args, this._wrapped);
+      return result(func.apply(_, args), this._chain);
+    };
+  };
+
+  // Add all of the Underscore functions to the wrapper object.
+  _.mixin(_);
+
+  // Add all mutator Array functions to the wrapper.
+  each(['pop', 'push', 'reverse', 'shift', 'sort', 'splice', 'unshift'], function(name) {
+    var method = ArrayProto[name];
+    wrapper.prototype[name] = function() {
+      var obj = this._wrapped;
+      method.apply(obj, arguments);
+      if ((name == 'shift' || name == 'splice') && obj.length === 0) delete obj[0];
+      return result(obj, this._chain);
+    };
+  });
+
+  // Add all accessor Array functions to the wrapper.
+  each(['concat', 'join', 'slice'], function(name) {
+    var method = ArrayProto[name];
+    wrapper.prototype[name] = function() {
+      return result(method.apply(this._wrapped, arguments), this._chain);
+    };
+  });
+
+  // Start chaining a wrapped Underscore object.
+  wrapper.prototype.chain = function() {
+    this._chain = true;
+    return this;
+  };
+
+  // Extracts the result from a wrapped and chained object.
+  wrapper.prototype.value = function() {
+    return this._wrapped;
+  };
+
+}).call(this);
diff --git a/packages/underscore.js.1.3.3/Content/Scripts/underscore.min.js b/packages/underscore.js.1.3.3/Content/Scripts/underscore.min.js
new file mode 100644
index 000000000..2e6d9f2ae
--- /dev/null
+++ b/packages/underscore.js.1.3.3/Content/Scripts/underscore.min.js
@@ -0,0 +1,32 @@
+// Underscore.js 1.3.3
+// (c) 2009-2012 Jeremy Ashkenas, DocumentCloud Inc.
+// Underscore is freely distributable under the MIT license.
+// Portions of Underscore are inspired or borrowed from Prototype,
+// Oliver Steele's Functional, and John Resig's Micro-Templating.
+// For all details and documentation:
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new file mode 100644
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new file mode 100644
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--- /dev/null
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@@ -0,0 +1,14 @@
+<?xml version="1.0"?>
+<package xmlns="http://schemas.microsoft.com/packaging/2010/07/nuspec.xsd">
+  <metadata>
+    <id>underscore.js</id>
+    <version>1.3.3</version>
+    <authors>Jeremy Ashkenas</authors>
+    <owners>Jeremy Ashkenas</owners>
+    <licenseUrl>https://github.com/documentcloud/underscore/blob/master/LICENSE</licenseUrl>
+    <projectUrl>http://documentcloud.github.com/underscore</projectUrl>
+    <requireLicenseAcceptance>true</requireLicenseAcceptance>
+    <description>JavaScripts functional programming helper library.</description>
+    <tags>functional client util browser</tags>
+  </metadata>
+</package>
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