Fix order of messages sent on device logout; include destination signal name in /disconnect message.
Fix order of messages sent on device logout; include destination signal name in /disconnect message.

johnty/libmapper,johnty/libmapper,libmapper/libmapper,radarsat1/libmapper,malloch/libmapper,johnty/libmapper,libmapper/libmapper,malloch/libmapper,johnty/libmapper,libmapper/libmapper,libmapper/libmapper,libmapper/libmapper,malloch/libmapper,radarsat1/libmapper,malloch/libmapper,malloch/libmapper,radarsat1/libmapper,malloch/libmapper,johnty/libmapper,radarsat1/libmapper,radarsat1/libmapper,libmapper/libmapper