- Added handling for WXK_DELETE and WXK_INSERT, such that shift-delete
cuts, shift-insert pastes, and ctrl-insert copies.
- Fixed masked.numctrl to allow space for a group char, as this format is
apparently used in several world locales.
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@39665 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775