Port current /tg/ lighting system

code/game/objects/structures/crates_lockers/__closets.dm

@@ -7,6 +7,7 @@
 	density = 1
 	w_class = ITEMSIZE_HUGE
 	layer = UNDER_JUNK_LAYER
+	blocks_emissive = EMISSIVE_BLOCK_GENERIC
 	
 	var/opened = 0
 	var/sealed = 0

code/game/objects/structures/crates_lockers/closets/secure/guncabinet.dm

@@ -14,9 +14,9 @@
 	update_icon()
 
 /obj/structure/closet/secure_closet/guncabinet/update_icon()
-	overlays.Cut()
+	cut_overlays()
 	if(opened)
-		overlays += icon(icon,"door_open")
+		add_overlay("door_open")
 	else
 		var/lazors = 0
 		var/shottas = 0
@@ -35,17 +35,17 @@
 					shottas--
 					gun.icon_state = "projectile"
 				gun.pixel_x = i*4
-				overlays += gun
+				add_overlay(gun)
 
-		overlays += icon(src.icon, "door")
+		add_overlay("door")
 
 		if(sealed)
-			overlays += icon(src.icon,"sealed")
+			add_overlay("sealed")
 
 		if(broken)
-			overlays += icon(src.icon,"broken")
+			add_overlay("broken")
 		else if (locked)
-			overlays += icon(src.icon,"locked")
+			add_overlay("locked")
 		else
-			overlays += icon(src.icon,"open")
+			add_overlay("open")
 

code/game/objects/structures/crates_lockers/closets/statue.dm

@@ -6,6 +6,7 @@
 	density = 1
 	anchored = 1
 	health = 0 //destroying the statue kills the mob within
+	blocks_emissive = EMISSIVE_BLOCK_UNIQUE
 	var/intialTox = 0 	//these are here to keep the mob from taking damage from things that logically wouldn't affect a rock
 	var/intialFire = 0	//it's a little sloppy I know but it was this or the GODMODE flag. Lesser of two evils.
 	var/intialBrute = 0
@@ -43,7 +44,7 @@
 		qdel(src)
 		return
 
-	START_PROCESSING(SSobj, src)
+	START_PROCESSING(SSobj, src)
 	..()
 
 /obj/structure/closet/statue/process()

code/game/objects/structures/crates_lockers/vehiclecage.dm

@@ -44,13 +44,13 @@
 
 /obj/structure/vehiclecage/update_icon()
 	..()
-	overlays.Cut()
+	cut_overlays()
 	underlays.Cut()
 
 	var/image/framepaint = new(icon = 'icons/obj/storage.dmi', icon_state = "[initial(icon_state)]_a", layer = MOB_LAYER + 1.1)
 	framepaint.plane = MOB_PLANE
 	framepaint.color = paint_color
-	overlays += framepaint
+	add_overlay(framepaint)
 
 	for(var/obj/vehicle/V in src.contents)
 		var/image/showcase = new(V)