The 'gm' command should be an emote

This will keep to the short descriptions if /target is mentioned.

commands/wizards.py

@@ -61,9 +61,12 @@ class CmdGM(MuxCommand):
         if not send_to:
             send_to = [self.caller.location]
 
+        me = self.caller
+
         for o in send_to:
             if o.is_typeclass('typeclasses.rooms.Room'):
-                o.msg_contents(self.args)
+                chars = o.contents_get(None, 'character')
+                send_emote(me, chars, self.args, 'say', None)
             elif o.is_typeclass('typeclasses.characters.Character'):
                 o.msg(self.args)