Accessory fixes

code/_onclick/hud/human.dm

@@ -507,7 +507,7 @@
 
 /mob/living/carbon/human/update_action_buttons()
 	var/num = 1
-	var/to_update = list()
+	var/list/to_update = list()
 	if(!hud_used) return
 	if(!client) return
 
@@ -521,11 +521,11 @@
 		if(istype(I,/obj/item/clothing/under))
 			var/obj/item/clothing/under/U = I
 			if(U.accessories)
-				for(var/obj/item/clothing/accessory/A in U.accessories)
-					if(A.icon_action_button)
-						to_update |= A
-		if(I.icon_action_button)
-			to_update |= I				
+				for(var/obj/item/clothing/accessory/AC in U.accessories)
+					if(AC.icon_action_button)
+						to_update += AC
+		if(I.icon_action_button && (!I in to_update))
+			to_update += I				
 				
 	for(var/obj/item/I in to_update)
 		var/obj/screen/item_action/A = new(hud_used)

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

@@ -248,6 +248,7 @@
 		new /obj/item/clothing/under/rank/centcom_officer(src)
 		new /obj/item/clothing/suit/armor/vest/fluff/deus_blueshield(src)
 		new /obj/item/clothing/shoes/centcom(src)
+		new /obj/item/clothing/accessory/holster(src)
 		new /obj/item/clothing/accessory/blue(src)
 		return
 

code/modules/clothing/under/accessories/accessory.dm

@@ -65,7 +65,7 @@
 	icon_state = "horribletie"
 	_color = "horribletie"
 	
-/obj/item/clothing/accessory/waistcoat
+/obj/item/clothing/accessory/waistcoat // No overlay
 	name = "waistcoat"
 	desc = "For some classy, murderous fun."
 	icon_state = "waistcoat"
@@ -241,7 +241,7 @@
 //SCARVES//
 ///////////
 
-/obj/item/clothing/accessory/scarf
+/obj/item/clothing/accessory/scarf // No overlay
 	name = "scarf"
 	desc = "A stylish scarf. The perfect winter accessory for those with a keen fashion sense, and those who just can't handle a cold breeze on their necks."
 

code/modules/clothing/under/accessories/holster.dm

@@ -6,6 +6,7 @@
 	slot = "utility"
 	var/holster_allow = /obj/item/weapon/gun
 	var/obj/item/weapon/gun/holstered = null
+	icon_action_button = "action_holster"
 
 //subtypes can override this to specify what can be holstered
 /obj/item/clothing/accessory/holster/proc/can_holster(obj/item/weapon/gun/W)