refresh everything but FontAwesome, Mustache, RequireText

* Backbone.js 1.1.0 -> 1.1.2
* Ember.js 1.3.1 -> 1.4.0
* Handlebars 1.2.1 -> 1.3.0
* jQuery 2.0.3 -> 2.1.0
* LESS 1.6.1 -> 1.6.2
* RequireJS 2.1.10 -> 2.1.11
* Twitter Bootstrap 3.0.3 -> 3.1.1
* Underscore 1.5.2 -> 1.6.0