CSP lut bugfix, channel swizzling was backwards.  Used nuke vectorfield to validate baseline.
CSP lut bugfix, channel swizzling was backwards.  Used nuke vectorfield to validate baseline.

AcademySoftwareFoundation/OpenColorIO,AcademySoftwareFoundation/OpenColorIO,AcademySoftwareFoundation/OpenColorIO,AcademySoftwareFoundation/OpenColorIO,AcademySoftwareFoundation/OpenColorIO