MahApps/MahApps.Metro — pull request #1639 by thoemmi (2014-11-06 20:27:03+00:00)
Title: Closing a tab doesn't work under specific circumstances

When `MetroTabControl.ItemsSource` is bound to a list of `MetroTabItem`s, then closing a tab doesn't work. Currently the code requires that the bound items are not their own container.