Fix Issue #68: Tap the MZFormSheetController while it's presented animatedly
Fix Issue #70: Rotation methods not called in presented view controller
Fix Issue #69: No background view if present a new formSheet in the completion block of a dismiss method
Change blurTintColor and blurMaskImage to strong references.

Fixes https://github.com/m1entus/MZFormSheetController/issues/72
Merge pull request #73 from AHBroyles/master

Change blurTintColor and blurMaskImage to strong references.
Issue #75 Extended MZFormSheetSegue functionality
Merge pull request #1 from m1entus/master

Merge latest changes from parent fork