Adds secure airlock electronics

Also, secured_wires can be set through the airlock constructor.

code/game/machinery/doors/airlock.dm

@@ -1330,8 +1330,11 @@ About the new airlock wires panel:
 	..()
 	return
 
-/obj/machinery/door/airlock/New()
-	..()
+/obj/machinery/door/airlock/New(var/newloc, var/secured=-1)
+	..(newloc)
+	
+	if (secured != -1)
+		secured_wires = secured
 	
 	//wires
 	if (!secured_wires)

code/game/machinery/doors/airlock_electronics.dm

@@ -109,3 +109,8 @@
 					if (!conf_access.len)
 						conf_access = null
 
+
+/obj/item/weapon/airlock_electronics/secure
+	name = "secure airlock electronics"
+	desc = "designed to be somewhat more resistant to hacking than standard electronics."
+	origin_tech = "programming=3"

code/game/objects/structures/door_assembly.dm

@@ -270,7 +270,13 @@ obj/structure/door_assembly
 				path = text2path("/obj/machinery/door/airlock[glass_type]")
 			else
 				path = text2path("/obj/machinery/door/airlock[airlock_type]")
-			var/obj/machinery/door/airlock/door = new path(src.loc)
+			
+			var/obj/machinery/door/airlock/door = null
+			if (istype(electronics, /obj/item/weapon/airlock_electronics/secure))
+				new path(src.loc, 1)
+			else
+				door = new path(src.loc)
+			
 			door.assembly_type = type
 			door.electronics = src.electronics
 			if(src.electronics.one_access)