+- Fix wrong tab order in wxAuiNotebook after dragging (Mark Barber).
+- Fix bug in generic wxDataViewCtrl column dragging (jobuz).
+- Add wxMask::GetBitmap() for wxMSW, wxGTK and wxOSX
+- Add wxCheckListBox::GetCheckedItems() (hartwigw).
+- Add wxAUI_TB_PLAIN_BACKGROUND wxAuiToolBar style (Allann Jones).