MahApps/MahApps.Metro — pull request #1125 by 100GPing100 (2014-03-04 17:19:47+00:00)
Title: Fix ShowIconOnTitleBar=true + TitlebarHeight=0

`ShowIconOnTitleBar=true` together with `TitlebarHeight=0` results in any clicks on the window closing it.

Fixes #1124