wxGTK:
- Allow building wxGTK3 with Broadway and Wayland backends (Kolya Kosenko).
-- Further improvements to wxGTK/MSW port (Kolya Kosenko).
+- Further improvements to wxGTK/Win32 port (Kolya Kosenko).
- Provide native implementation of wxNotificationMessage using libnotify.
- Generate clipboard events for wxComboBox and not only wxTextCtrl.
- Improve drag-and-drop of URLs.
- Implement image support in wxNotebook (Malcolm MacLeod).
- Add support for button mnemonics (joostn).
- Implemented wxTextCtrl::SetDefaultStyle().
+- Fix insertion and removal of radio items in wxMenu.
2.9.4: (released 2012-07-09)