Inheritance
Widgets are now able to inherit from an object.
API Methods
Methods can now be called by passing a string to the plugin method (jQueryUI Widget Factory style)
Events
Support string method names in the events object and _on() methods (Similar to Backbone.js Views)
Triggered handy default events (e.g. disable, enable, destroy, setOptions, etc)
Widget Properties
All widgets now have a jqfactory property (useful if you are inheriting from an object that has overriden a jqfactory method)