Added ActiveXWrapper and demos. It can't do callback events yet, but
I'm working on it. Can curently embed a control and make method calls
to it.
Updated the wxCalendar (python version) and it's demo. It now has
printing support.
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_2_BRANCH@7136 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
