Add support for fullscreen through the _NET_WM_STATE protocol
Add support for fullscreen through the _NET_WM_STATE protocol

Ignore-this: 430ca3c6779e36383f8ce8e477ee9622

This patch adds support for applications using the
gtk_window_fullscreen function, and other applications using
_NET_WM_STATE for the same purpose.

darcs-hash:20091214135119-c4ed7-074a3df86fd22b8b0002c1020a5a94f89d8f597c

jthornber/XMonadContrib,jthornber/XMonadContrib