mono/monodevelop — pull request #576 by DavidKarlas (2014-06-04 10:33:34+00:00)
Title: [Ide] Bug 18653 - Dragging multiple files to a new folder only moves one

I believe this is best possible solution other then rewritting all selection operations in C# instead of Gtk handling it...(I'm talking about using combination of Ctrl+Shift when selecting)