Check if sig exists in msig_release_instance()
Check if sig exists in msig_release_instance()

johnty/libmapper,radarsat1/libmapper,malloch/libmapper,malloch/libmapper,davidhernon/libmapper,libmapper/libmapper,davidhernon/libmapper,radarsat1/libmapper,malloch/libmapper,johnty/libmapper,radarsat1/libmapper,davidhernon/libmapper,davidhernon/libmapper-admin2,radarsat1/libmapper,davidhernon/libmapper,malloch/libmapper,davidhernon/libmapper-admin2,libmapper/libmapper,malloch/libmapper,malloch/libmapper,davidhernon/libmapper-admin2,libmapper/libmapper,libmapper/libmapper,davidhernon/libmapper,davidhernon/libmapper-admin2,johnty/libmapper,libmapper/libmapper,radarsat1/libmapper,davidhernon/libmapper-admin2,johnty/libmapper,libmapper/libmapper,johnty/libmapper