Review(s): OCIOCDLTransform reverse option and others


dbr/Ben <b...@...>
 

First is some minor doc changes:

Second is a reverse checkbox for the OCIOCDLTransform node, and a "select cccid" button for the OCIOFileTransform (along with a question about determining the file format of a FileTransform)
https://github.com/imageworks/OpenColorIO/pull/101