medialibrary: Disable force-proxy option for image assets.
Disables force-proxy option for image assets, also if multiple assets were selected and proxied together, then the proxying is done only for non-image files, if any.
Fixes #2181 (closed)
Disables force-proxy option for image assets, also if multiple assets were selected and proxied together, then the proxying is done only for non-image files, if any.
Fixes #2181 (closed)