capssetter: update to 1.0 transform_caps sematics
capssetter: update to 1.0 transform_caps sematics

In 1.0, we pass the complete caps to transform_caps to allow for better
optimizations. Make this function actually work on non-simple caps
instead of just ignoring the configured filter caps.

wkatsak/gst-plugins-good,ndufresne/gst-plugins-good,ndufresne/gst-plugins-good,wkatsak/gst-plugins-good,wkatsak/gst-plugins-good,jpakkane/gstreamer-plugins-good,vatavuserban/gst-plugins-good,ndufresne/gst-plugins-good,surround-io/gst-plugins-good,wkatsak/gst-plugins-good,vatavuserban/gst-plugins-good,jpakkane/gstreamer-plugins-good,vatavuserban/gst-plugins-good,jpakkane/gstreamer-plugins-good,jpakkane/gstreamer-plugins-good,ndufresne/gst-plugins-good,surround-io/gst-plugins-good,vatavuserban/gst-plugins-good,surround-io/gst-plugins-good,surround-io/gst-plugins-good