Fix bad code:  kOfxImageEffectPropSupportedComponents belongs to a clip desc and not to an image effect desc. We must check that property against all "non optionals" clips.
Fix bad code:  kOfxImageEffectPropSupportedComponents belongs to a clip
desc and not to an image effect desc. We must check that property
against all "non optionals" clips.

Endika/Natron,Endika/Natron,Endika/Natron