1. wxFrame doesn't give focus to anything at all on activation
2. last control restored more often (some problems still persist)
3. buttons process enter
4. text controls with wxTE_PROCESS_TAB still leave TAB work as dialog
navigation key if the event wasn't processed
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@2842 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775