Corrected 3 bugs relating to missing attribute, IsDirty bug, and not initializing _isDirty.
Corrected 3 bugs relating to missing attribute, IsDirty bug, and not initializing _isDirty.


BrettJaner/csla,BrettJaner/csla,MarimerLLC/csla,jonnybee/csla,JasonBock/csla,rockfordlhotka/csla,MarimerLLC/csla,JasonBock/csla,ronnymgm/csla-light,ronnymgm/csla-light,rockfordlhotka/csla,ronnymgm/csla-light,MarimerLLC/csla,rockfordlhotka/csla,jonnybee/csla,BrettJaner/csla,JasonBock/csla,jonnybee/csla