Fix bug: supportsRenderScale must be evaluated after isInputImgCached this way we're 100% sure setSupportsRenderScaleMaybe has been set.
Fix bug: supportsRenderScale must be evaluated after isInputImgCached this way we're 100% sure setSupportsRenderScaleMaybe has been set.

Endika/Natron,Endika/Natron,Endika/Natron