fixed code that apple says will break in iOS 7 beta 3, and is therefore probably a bad pattern
fix memory leak
added N3AffineTransform creators from OpenGL
added N3AffineTransform creators from OpenGL - fix names
fixed reverse bezier
OSIMaskROI bug fix
add mask accessor
implement bezierPath in OSIPathExtrusionROI
-[OSIROIMask indexInMask:] does a binary search
add methods to mask masks from a list of indexes
added NSCopying to OSIROIMaskRun
fixed OSIROIMask centerOfMass
fix memory leak in OSIMaskROI dealloc