-Fixed issue 726, not the best fix but I could find no other solution.

-Added the unused alien resin door. Only aliens can open it, it will also auto-close after 10 seconds.

git-svn-id: http://tgstation13.googlecode.com/svn/trunk@4294 316c924e-a436-60f5-8080-3fe189b3f50e

code/game/objects/mineral_doors.dm

@@ -285,6 +285,11 @@
 /obj/structure/mineral_door/resin
 	mineralType = "resin"
 	hardness = 5
+	var/close_delay = 100
+
+	TryToSwitchState(atom/user)
+		if(isalien(user))
+			return ..()
 
 	Open()
 		isSwitchingStates = 1
@@ -297,6 +302,10 @@
 		update_icon()
 		isSwitchingStates = 0
 
+		spawn(close_delay)
+			if(!isSwitchingStates && state == 1)
+				Close()
+
 	Close()
 		isSwitchingStates = 1
 		playsound(loc, 'attackblob.ogg', 100, 1)