LaurentGomila/SFML — pull request #425 by Congelli501 (2013-07-14 13:11:28+00:00)
Title: Add support for fullscreen on Linux without grabbing the keyboard and mouse (allow alt-tab !)

Hi,
This is a clean pull request, containing only fullscreen via window manager support.
Once this pull request will be merged, I'll make another one with the small WM_CLASS improvements.