All (GUI):
+- Added documented, public wxNavigationEnabled<> class.
- Support float, double and file name values in wxGenericValidator (troelsk).
- Fix keyboard navigation in wxGrid with hidden columns (ivan_14_32).
- Add wxDataViewEvent::IsEditCancelled() (Allonii).
- Allow marking wxTreeBook nodes to expand initially in XRC (RedTide).
+- Added customizable wxDocManager::OnMRUFileNotExist() virtual method.
OSX: