Removed turf_animation for now, ported vg hasproximity optimisation. Rewrite and refactor of how turfs handle icon updates, edge smoothing and

construction/deconstruction. Major map rework/changes.

code/game/objects/structures/lattice.dm

@@ -53,7 +53,7 @@
 
 /obj/structure/lattice/attackby(obj/item/C as obj, mob/user as mob)
 
-	if (istype(C, /obj/item/stack/tile/steel))
+	if (istype(C, /obj/item/stack/tile/floor))
 		var/turf/T = get_turf(src)
 		T.attackby(C, user) //BubbleWrap - hand this off to the underlying turf instead
 		return

code/game/objects/structures/safe.dm

@@ -184,3 +184,6 @@ obj/structure/safe/ex_act(severity)
 
 /obj/structure/safe/floor/hide(var/intact)
 	invisibility = intact ? 101 : 0
+
+/obj/structure/safe/floor/hides_under_flooring()
+	return 1