ANNOUNCE: gtk-vnc 0.8.0 release

I’m pleased to announce a new release of GTK-VNC, version 0.8.0. This is a small maintenance release tidying up some loose ends

• Deleted the python2 binding in favour of GObject introspection
• Pull in latest keycodemapdb content
• Disable/fix -Wcast-function-type warnings

Thanks to all those who reported bugs and provides patches that went into this new release.