RCD can now deconstruct airlock assemblies

Get through the pile of work left by explosions slightly quicker.

code/game/objects/structures/door_assembly.dm

@@ -323,3 +323,17 @@
 			var/obj/item/stack/sheet/mineral/mineral_path = text2path("/obj/item/stack/sheet/mineral/[mineral]")
 			new mineral_path(T, 2)
 	qdel(src)
+
+
+/obj/structure/door_assembly/rcd_vals(mob/user, obj/item/construction/rcd/the_rcd)
+	if(the_rcd.mode == RCD_DECONSTRUCT)
+		return list("mode" = RCD_DECONSTRUCT, "delay" = 50, "cost" = 32)
+	return FALSE
+
+/obj/structure/door_assembly/rcd_act(mob/user, obj/item/construction/rcd/the_rcd, passed_mode)
+	switch(passed_mode)
+		if(RCD_DECONSTRUCT)
+			to_chat(user, "<span class='notice'>You deconstruct the airlock.</span>")
+			qdel(src)
+			return TRUE
+	return FALSE