-Ghosts can eavesdrop on people with headsets again.

git-svn-id: http://tgstation13.googlecode.com/svn/trunk@5137 316c924e-a436-60f5-8080-3fe189b3f50e

code/__HELPERS/game.dm

@@ -197,6 +197,10 @@
 		if(R.canhear_range == 0)
 			if(ismob(R.loc))
 				. |= R.loc
+				// Ghost being able to hear radio.
+				var/turf/T = get_turf(R.loc)
+				for(var/mob/dead/observer/O in T)
+					. |= O
 			continue
 
 		var/turf/speaker = get_turf(R)