- updated readme
- support for setting null value of attribute in javascript
- bug fix when setting innerHTML in js
- better dox and comments for classes
- handling of removed attributes in viewstate
- cleaned up some methods in Widget class
- made GetJsonChanges a method that can be overridden
- correct raising of events on Widgets
- GetWidgetInvisibleHtml now an overridable method on Widget
- IsPhosphorusRequest is now public on Widget, in adddition to Manager
- better convention of naming of arguments to c# methods
- HasAttribute on Widget to determine if an attribute exists or not
- cleaned up samples and their code