platinum: add patches for the new commits
upnp: set SearchCapabilities server state variable
upnp: add sorting support for upnp:episodeCount, upnp:episodeSeason, xbmc:rating, xbmc:dateadded and xbmc:votes
upnp: make use of dc:publisher by filling it with studios for videos
upnp: make use of xbmc:dateadded, xbmc:rating, xbmc:votes and xbmc:artwork