Fixed StackPanel orientation definition.
Changed Style to be shareable.
Changed many FrameworkElement DPs to not be core properties including Style which doesn't attach.
Temporarily converting default test code behind.
RadioButton now uses new code.
Fixed VisualTreeHelper grid col/rowdefs.
Correctly fixed ContentControl attaching.  DPs are no longer core properties.  They will get manually attached by Control apply template.
Added visual tree helper debug.
Handling null property values in Border.
Row/Column Definitions should not invalidate measure if ActualWidth/ActualHeight change.
Now properly resolving key frames.
Set up faps to use new code.