linuxmint/Cinnamon — pull request #2284 by mtwebster (2013-07-22 22:48:34+00:00)
Title: Ensure modal windows made by cinnamon get focus correctly when using a full screen program

For example, watching a video fullscreen, then alt-tabbing,
without this patch, most times, the alt-tab popup won't appear, even though it
will function. With this patch, alt-tab properly shows above everything