+- wxMouseEvent::Moving() doesn't return true if mouse is being dragged any more
+- (most) controls now inherit parents colours by default, override
+ ShouldInheritColours() to return false if you don't want this to happen
+- wxApp::SendIdleEvent() now takes 2 arguments
+- wxTabView::GetLayers() changed return type from wxList& to wxTabLayerList&
+ (when WXWIN_COMPATIBILITY_2_4 == 0)
+- wxID_SEPARATOR (id used for the menu separators) value changed from -1 to -2
+- wxGetNumberFromUser() is now in separate wx/numdlg.h, not wx/textdlg.h
+- wxChoice and wxCombobox now handle their size in the same way as in all the
+ other ports under MSW, new code is actually correct but different from weird
+ stuff they were doing before so the behaviour of your programs might change
+- wxTaskBarIcon objects must now be destroyed before the application can exit.
+ Previously, the application terminated if there were no top level windows;
+ now it terminates if there are no top level windows or taskbar icons left.
+
+wxTaskBarIcon must be explicitly destroyed now, otherwise the application
+ won't exit even though there are no top level windows