Update lattice.dm

allow lattices to exist on open space

code/game/objects/structures/lattice.dm

@@ -10,7 +10,9 @@
 
 /obj/structure/lattice/New()
 	..()
-	if(!(istype(src.loc, /turf/space)))
+///// Z-Level Stuff
+	if(!(istype(src.loc, /turf/space) || istype(src.loc, /turf/simulated/floor/open)))
+///// Z-Level Stuff
 		del(src)
 	for(var/obj/structure/lattice/LAT in src.loc)
 		if(LAT != src)
@@ -80,4 +82,4 @@
 					dir_sum += direction
 
 		icon_state = "lattice[dir_sum]"
-		return
+		return