fixed some jshint issues.

UI/Missing/MissingCollectionView.js

@@ -1,6 +1,5 @@
 'use strict';
-
-define(['app', 'Missing/MissingItemView'], function (app) {
+define(['app', 'Missing/MissingItemView'], function () {
     NzbDrone.Missing.MissingCollectionView = Backbone.Marionette.CompositeView.extend({
         itemView         : NzbDrone.Missing.MissingItemView,
         itemViewContainer: 'tbody',

UI/Missing/MissingItemView.js

@@ -12,5 +12,5 @@ define([
         onRender: function () {
             NzbDrone.ModelBinder.bind(this.model, this.el);
         }
-    })
-})
+    });
+});

UI/Missing/MissingModel.js

@@ -1,4 +1,5 @@
-define(['app'], function (app) {
+"use strict";
+define(['app'], function () {
     NzbDrone.Missing.MissingModel = Backbone.Model.extend({
         mutators: {
             bestDateString     : function () {

UI/Mixins/spoon.js

@@ -1,3 +1,6 @@
+"use strict";
+
+//TODO: global function, not good!
 function bestDateString(sourceDate) {
     if (!sourceDate) {
         return '';