Gesture based open and close

[bsmith11]

Add a gesture to open and close the transition. Possible gestures include pinch or long press + pan. Biggest difficulty here being user discoverability.

Also we could think about making it always interactable while its transitioning:
http://initwithfunk.com/blog/2014/05/22/interactive-animated-transitions-on-ios/

[mattThousand]

SplitTransition now supports user interaction (pan gesture)!