+- fixed wxTextCtrl::SetMaxLength for rich edit controls
+- fixed flat style for toolbars under XP, Windows Classic style
+- fixed truncation of transferred data in wxConnection under unicode build
+- wxChoice and wxComboBox dropdown background can be set now too (Adrian Lupei)
+- fixed wxMaximizeEvent generation in wxFrame
+- don't send duplicate EVT_COMBOBOX events whenever selection changes any more