cbpowell/UIColor-CrossFade — pull request #3 by peyton (2012-02-23 16:41:56+00:00)
Title: Add support for fading between colorspaces other than RGBA

*One last thing.*

Cross fading between colors of a colorspace other than RGBA, e.g. [UIColor colorWithWhite:0.5f alpha:1.0f], bombs. Here's a fix that keeps things running smoothly.