liyong03/YLGIFImage — pull request #6 by Tyr0 (2014-05-05 21:46:14+00:00)
Title: Fixes #5 7.1 crash regarding [NSNull _isResizable]

It seems in iOS 7.1 there was a change to [UIImageView setImage:] that
was raising an NSInvalidArgumentException due to an unrecognized
selector (_isResizable) being sent to an instance (NSNull)