Moved spritesheet code to base mask item. Fixed captain's helmet. Cleaned up all duplicate/misnamed rig helmets.

code/modules/clothing/clothing.dm

@@ -347,7 +347,9 @@
 	body_parts_covered = FACE|EYES
 	sprite_sheets = list(
 		"Teshari" = 'icons/mob/species/seromi/masks.dmi',
-		"Vox" = 'icons/mob/species/vox/masks.dmi'
+		"Vox" = 'icons/mob/species/vox/masks.dmi',
+		"Tajara" = 'icons/mob/species/tajaran/mask.dmi',
+		"Unathi" = 'icons/mob/species/unathi/mask.dmi',
 		)
 
 	var/voicechange = 0

code/modules/clothing/masks/boxing.dm

@@ -6,10 +6,6 @@
 	flags_inv = HIDEFACE|BLOCKHAIR
 	body_parts_covered = FACE|HEAD
 	w_class = ITEMSIZE_SMALL
-	sprite_sheets = list(
-		"Tajara" = 'icons/mob/species/tajaran/mask.dmi',
-		"Unathi" = 'icons/mob/species/unathi/mask.dmi',
-		)
 
 /obj/item/clothing/mask/balaclava/tactical
 	name = "green balaclava"

code/modules/clothing/masks/gasmask.dm

@@ -13,10 +13,6 @@
 	var/gas_filter_strength = 1			//For gas mask filters
 	var/list/filtered_gases = list("phoron", "sleeping_agent")
 	armor = list(melee = 0, bullet = 0, laser = 0, energy = 0, bomb = 0, bio = 75, rad = 0)
-	sprite_sheets = list(
-		"Tajara" = 'icons/mob/species/tajaran/mask.dmi',
-		"Unathi" = 'icons/mob/species/unathi/mask.dmi',
-		)
 
 /obj/item/clothing/mask/gas/filter_air(datum/gas_mixture/air)
 	var/datum/gas_mixture/filtered = new

code/modules/clothing/masks/miscellaneous.dm

@@ -6,10 +6,6 @@
 	w_class = ITEMSIZE_SMALL
 	gas_transfer_coefficient = 0.90
 	voicechange = 1
-	sprite_sheets = list(
-		"Tajara" = 'icons/mob/species/tajaran/mask.dmi',
-		"Unathi" = 'icons/mob/species/unathi/mask.dmi',
-		)
 
 /obj/item/clothing/mask/muzzle/tape
 	name = "length of tape"