Wx 0.9926 released

Wx 0.9926 has been uploaded to CPAN. Thanks to everyone who posted snippets and fixes over the past year.

Changes:
      - some missing wxGrid constants added 

      - fixed Wx::AUI events broken since wxWidgets 2.9.5 

      - rt96136 - added GetContentScaleFactor to Wx::DC && Wx::Window 

      - rt99038 - MACOSX_DEPLOYMENT_TARGET comparison fixed in Wx build 

      - wxMenuItem::SetBitmap available on OSX 

      - added some missing TextEntry methods to wxComboBox - rt102269 

      - fix option handling

      - fix MacOSX builds with recent Xcode versions