Fix wxFont, wxPen and wxBrush style deprecation warnings. Add wxFALLTHROUGH to resolve implicit fallthrough warnings in switch statements. Fix build error when using long for GetTextExtent (with wxUSE_GRID 0). Remove unused icon from fractal demo.
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@5300 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775