Updated jQuery example

Update ember.js app to use classNameBindings

Update Knockout.js sample to use features from 2.0.0

Add custom binding to handle the enter key, rather than checking the keycode in the view model - fixes issue #4

Resolving floating problem from issue 21.

revisions to index to cleanup some recent prs, prevent ember and sammy from initializing with a demo first task/todo

Ember.js Clear Completed Tasks Update

Resubmission of Knockback including an upgrade of Knockout to 2.0.0

Since jQuery-tmpl is depricated

Fix up Backbone.js with RequireJS