Just a small fix to include the CoreGraphics header in MOOCGImageWrapper.h. In my project, UIKit.h is not in the prefix header, so I was having problems compiling without it.
I left a Mac vs. iOS #define in, since technically this file could work on either OS - even though the other UIKit-requiring classes obviously couldn't
Include CoreGraphics header (necessary, but usually picked up implici…
…tly from a prefix header, which my project doesn't have).
Thanks so much for this! Apologies for the delay--it's been a busy week.