Removed duplicate entry
Merge branch 'master' of https://github.com/m-garanin/zgui-qt
Issue #66 : Rectangle selection windget
Issue #66 : screen capture
Issue #66 : rect selection widget - helper function moved to anonymous
namespace
+ Merge branch 'master' of https://github.com/m-garanin/zgui-qt
+ Fixed bug in RectSelectionWidget

Conflicts:
	mainwindow.cpp
	zgui-qt.pro
Merge pull request #92 from mbg033/master

#Issue 66 (screen capturing)