more icons for stuff, nightvision for aliens with hud icon button and toggle verb

code/game/objects/structures/mineral_doors.dm

@@ -249,25 +249,3 @@
 		for(var/i = 1, i <= oreAmount, i++)
 			new/obj/item/stack/sheet/mineral/wood(get_turf(src))
 	qdel(src)
-
-/obj/structure/mineral_door/resin
-	mineralType = "resin"
-	hardness = 1
-	close_delay = 100
-	openSound = 'sound/effects/attackblob.ogg'
-	closeSound = 'sound/effects/attackblob.ogg'
-
-/obj/structure/mineral_door/resin/TryToSwitchState(atom/user)
-	if(isalien(user))
-		return ..()
-
-/obj/structure/mineral_door/resin/Dismantle(devastated = 0)
-	qdel(src)
-
-/obj/structure/mineral_door/resin/CheckHardness()
-	playsound(loc, 'sound/effects/attackblob.ogg', 100, 1)
-	..()
-
-/obj/structure/mineral_door/resin/BlockSuperconductivity()
-	if(opacity)
-		return 1

code/game/objects/structures/stool_bed_chair_nest/alien_nests.dm

@@ -12,7 +12,6 @@
 		"<span class='notice'>[user.name] pulls [buckled_mob.name] free from the sticky nest!</span>",\
 		"[user.name] pulls you free from the gelatinous resin.",\
 		"You hear squelching...")
-	buckled_mob.pixel_y = 0
 	unbuckle()
 
 /obj/structure/stool/bed/nest/unbuckle_myself(mob/user as mob)
@@ -22,7 +21,6 @@
 		"You hear squelching...")
 	spawn(600)
 		if(user && buckled_mob && user.buckled == src)
-			buckled_mob.pixel_y = 0
 			unbuckle()
 
 /obj/structure/stool/bed/nest/buckle_mob(mob/M as mob, mob/user as mob)
@@ -47,11 +45,15 @@
 	M.loc = src.loc
 	M.dir = src.dir
 	M.update_canmove()
-	M.pixel_y = 6
 	src.buckled_mob = M
 	src.add_fingerprint(user)
+	src.overlays += image('icons/mob/alien.dmi', "nestoverlay", layer=6)
 	return
 
+/obj/structure/stool/bed/nest/unbuckle()
+	overlays.Cut()
+	..()
+
 /obj/structure/stool/bed/nest/attackby(obj/item/weapon/W as obj, mob/user as mob)
 	var/aforce = W.force
 	health = max(0, health - aforce)