Minor prism improvements
Improvement in multithreading initialization of modelbase
Auditing improvements
Add a Edit "CancelCompleted" event and provide consistent events for editbegin, editend and edit cancel.
Changed to edting event handling to meet initial review comments
(x) Fixed issue that ServiceLocator could not resolve the same type again after the TypeNotRegisteredException was thrown, and after that the type was registered
Merge pull request #20 from SOHODeveloper/develop

Add a Edit "CancelCompleted" event and provide consistent events for edi...
(*) CTL-425 Introduced IAdvancedEditableObject.CancelEditingCompleted to receive more information on how the IEditableObject has been canceled (was it canceled at all)