Introduces utils.dart, containing a slightly better version of toBool, which also checks whether the argument is a String represntation of boolean. Use it in dropdownToggle, otherwise disabled attribute would be ignored
Added ng-pseudo directive, needed to select elements in css from shadow dom
Implemented progressbar
Added tests for progressbar
Added readme with information about changes
Remove unnecessary escaping from template
Added ProgressbarModule to AngularUIModule and included examples in index.html
Needed css changes to support stacked progressbars with stripes