Added handlebars.helpers to curl task

Gruntfile.js

@@ -17,6 +17,7 @@ module.exports = function (grunt) {
             'UI/JsLibraries/backbone.backgrid.filter.js'     : 'http://raw.github.com/wyuenho/backgrid/master/lib/extensions/filter/backgrid-filter.js',
 
             'UI/JsLibraries/handlebars.runtime.js'           : 'http://raw.github.com/wycats/handlebars.js/master/dist/handlebars.runtime.js',
+            'UI/JsLibraries/handlebars.helpers.js'           : 'http://raw.github.com/danharper/Handlebars-Helpers/master/helpers.js',
 
             'UI/JsLibraries/jquery.js'                       : 'http://code.jquery.com/jquery.js',
             'UI/JsLibraries/jquery.backstretch.js'           : 'http://raw.github.com/srobbin/jquery-backstretch/master/jquery.backstretch.js',