Popover Controllers in iOS

Last Revision:	Version 2.0, 2013-09-03 Updated project format for Xcode 5; converted to use storyboard. (Full Revision History)
Build Requirements:	Xcode 5 or later, iOS 6 SDK or later.
Runtime Requirements:	iOS 6 or later, iPad only.

"Popovers" shows how to use UIPopoverController in iOS, including presentation, dismissal, and rotation of popovers. The sample uses a UISplitViewController to show how to present popovers from bar button items. It also demonstrates how you can ensure that multiple UIPopoverControllers are never presented at the same time.