mono/MonoGame — pull request #932 by Nezz (2012-11-02 23:56:54+00:00)
Title: Various Windows 8 related fixes

Fixes #899
Fixes #923 (assuming we set the MediaState correclty)
Fixes strange behaviour of Windows 8 trial
Rewordked messagebox for correct behaviour
Moved the IsVisible sets to the delegates so the Guide won't get stuck if the EndShow functions are not called