[Dev] wx tarball 30

[David Surovell]

The wx tarball v2.6.2-30 has landed.
The highlights:

added protection against crashes due to corrupted GIFs
zip stream EOF handling fixes
many wxPython changes, courtesy of Robin Dunn
wxMac: blit transfer mode improvements
wxMac: minor wxTextCtrl change
wxMac: top-level window fullscreen resize fix
wxMSW: top-level window fullscreen resize fix
wxGTK: wxDC fix for Pango crashes

Regards,
David S.