All (GUI):
+- implemented radio menu items
- significantly improved native font support
- wxImage::ComputeHistogram() now uses wxImageHistogram instead of type-unsafe
wxHashTable
- added wxGetFontFromUser() convenience function
- added EVT_MENU_OPEN and EVT_MENU_CLOSE events
- added Hungarian translations (Janos Vegh)
+- added wxImage::SaveFile(filename) method (Chris Elliott)
wxMSW:
- refresh the buttons properly when the window is resized (Hans Van Leemputten)
- huge (40*) speed up in wxMask::Create()
- changing wxWindows styles also changes the underlying Windows window style
-- wxTreeCtrl supports wxTR_HIDE_ROOT stle (George Policello)
+- wxTreeCtrl supports wxTR_HIDE_ROOT style (George Policello)
- fixed flicker in wxTreeCtrl::SetItemXXX()
- fixed redraw problems in dynamically resized wxStaticText
- improvements to wxWindows applications behaviour when the system colours