ImageEngine/gaffer — pull request #459 by goddardl (2013-08-02 01:27:09+00:00)
Title: Added GafferImage::RemoveChannels.

* Added the GafferImage::RemoveChannels node to allow channels to be removed from the image stream by specifying a selection to keep or remove.
* Added test cases for the above.

Note: This pull request is dependant on the cortex pull request #59.