OS X fullscreen events fix.
OS X fullscreen events fix.

niklaskorz/pyglet,adamlwgriffiths/Pyglet,adamlwgriffiths/Pyglet,niklaskorz/pyglet,niklaskorz/pyglet,adamlwgriffiths/Pyglet,seeminglee/pyglet64,seeminglee/pyglet64,seeminglee/pyglet64,niklaskorz/pyglet,adamlwgriffiths/Pyglet