BFWAnimationView: releases timer if animationView is no longer in a superview. Fixes a retain cycle where animation would be retained if its superview (eg view controller) was released while still animating.
BFWAnimationView: releases timer if animationView is no longer in a superview. Fixes a retain cycle where animation would be retained if its superview (eg view controller) was released while still animating.

BareFeetWare/BFWDrawView