Nerf Marine Armor (#3791)

## About The Pull Request
Too much buff. we move back now. nerf. yes yes. nerf. 
<!-- Describe The Pull Request. Please be sure every change is
documented or this can delay review and even discourage maintainers from
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## Why It's Good For The Game
I am the strongest balance warrior 
## Changelog

:cl:
balance: marine armor is now less protective, marginally, and slows you
down |more|
del: Marine Helmets
/:cl:

_maps/shuttles/nanotrasen/nanotrasen_heron.dmm

@@ -12703,9 +12703,6 @@
 /obj/item/clothing/suit/armor/vest/marine/heavy,
 /obj/item/clothing/suit/armor/vest/marine/medium,
 /obj/item/clothing/suit/armor/vest/marine/medium,
-/obj/item/clothing/head/helmet/marine/security,
-/obj/item/clothing/head/helmet/marine,
-/obj/item/clothing/head/helmet/marine,
 /obj/item/clothing/suit/armor/vest/bulletproof,
 /obj/item/clothing/suit/armor/vest/bulletproof,
 /obj/item/clothing/head/helmet/plate,

code/modules/cargo/packs/spacesuit_armor.dm

@@ -141,7 +141,7 @@
 	desc = "One set of well-rounded tactical armor. While it does not protect the limbs, the vest is fairly durable. The set includes a helmet and vest."
 	cost = 1500
 	contains = list(/obj/item/clothing/suit/armor/vest/marine,
-					/obj/item/clothing/head/helmet/marine)
+					/obj/item/clothing/head/helmet/bulletproof/x11)
 	crate_name = "armor crate"
 	crate_type = /obj/structure/closet/crate/secure/plasma
 
@@ -150,6 +150,6 @@
 	desc = "One set of well-rounded medium tactical body armor. Plates are attached to the vest and cover the limbs. The set includes a helmet and chestpiece."
 	cost = 3000
 	contains = list(/obj/item/clothing/suit/armor/vest/marine/medium,
-					/obj/item/clothing/head/helmet/marine)
+					/obj/item/clothing/head/helmet/bulletproof/x11)
 	crate_name = "armor crate"
 	crate_type = /obj/structure/closet/crate/secure/plasma

code/modules/clothing/factions/frontiersmen.dm

@@ -190,12 +190,18 @@
 	resistance_flags = FIRE_PROOF
 	armor = list("melee" = 15, "bullet" = 60, "laser" = 10, "energy" = 10, "bomb" = 40, "bio" = 0, "rad" = 0, "fire" = 100, "acid" = 50)
 
-/obj/item/clothing/head/helmet/marine/frontier
+/obj/item/clothing/head/helmet/frontier
 	name = "frontiersmen reinforced helmet"
 	desc = "A reinforced Frontiersmen X-11. The front plate has a small window to let the user see."
 	icon_state = "marine_frontier"
 	icon = 'icons/obj/clothing/faction/frontiersmen/head.dmi'
 	mob_overlay_icon = 'icons/mob/clothing/faction/frontiersmen/head.dmi'
+	armor = list("melee" = 35, "bullet" = 55, "laser" = 45, "energy" = 25, "bomb" = 30, "bio" = 75, "fire" = 40, "acid" = 50)
+	slowdown = 0.1
+	min_cold_protection_temperature = HELMET_MIN_TEMP_PROTECT
+	clothing_flags = STOPSPRESSUREDAMAGE | SNUG_FIT | BLOCK_GAS_SMOKE_EFFECT | ALLOWINTERNALS
+	resistance_flags = FIRE_PROOF | ACID_PROOF
+	flags_cover = HEADCOVERSEYES | HEADCOVERSMOUTH | PEPPERPROOF | SEALS_EYES
 
 ////////////
 //Glasses//

code/modules/clothing/head/helmet.dm

@@ -229,38 +229,6 @@
 		)
 	content_overlays = TRUE
 
-/obj/item/clothing/head/helmet/marine
-	name = "tactical combat helmet"
-	desc = "A tactical black helmet, sealed from outside hazards with a reinforced visor."
-	icon_state = "marine_command"
-	item_state = "helmetalt"
-	armor = list("melee" = 35, "bullet" = 55, "laser" = 45, "energy" = 25, "bomb" = 30, "bio" = 75, "fire" = 40, "acid" = 50)
-	slowdown = 0.1
-	min_cold_protection_temperature = HELMET_MIN_TEMP_PROTECT
-	clothing_flags = STOPSPRESSUREDAMAGE | SNUG_FIT | BLOCK_GAS_SMOKE_EFFECT | ALLOWINTERNALS
-	resistance_flags = FIRE_PROOF | ACID_PROOF
-	flags_cover = HEADCOVERSEYES | HEADCOVERSMOUTH | PEPPERPROOF | SEALS_EYES
-	can_flashlight = TRUE
-	dog_fashion = null
-
-/obj/item/clothing/head/helmet/marine/Initialize(mapload)
-	set_attached_light(new /obj/item/flashlight/seclite)
-	update_helmlight()
-	update_appearance()
-	. = ..()
-
-/obj/item/clothing/head/helmet/marine/security
-	name = "marine heavy helmet"
-	icon_state = "marine_security"
-
-/obj/item/clothing/head/helmet/marine/engineer
-	name = "marine utility helmet"
-	icon_state = "marine_engineer"
-
-/obj/item/clothing/head/helmet/marine/medic
-	name = "marine medic helmet"
-	icon_state = "marine_medic"
-
 /obj/item/clothing/head/helmet/old
 	name = "degrading helmet"
 	desc = "Standard issue security helmet. Due to degradation the helmet's visor obstructs the users ability to see long distances."

code/modules/clothing/outfits/ert/frontiersmen_ert.dm

@@ -273,7 +273,7 @@
 /datum/outfit/job/frontiersmen/ert/sentry
 	name = "ERT - Frontiersman Sentry (SKM-24v LMG)"
 
-	head = /obj/item/clothing/head/helmet/marine/frontier
+	head = /obj/item/clothing/head/helmet/frontier
 	mask = /obj/item/clothing/mask/balaclava
 	suit = /obj/item/clothing/suit/armor/vest/marine/frontier
 	suit_store = /obj/item/gun/ballistic/automatic/hmg/skm_lmg/drum_mag

code/modules/clothing/suits/armor.dm

@@ -62,17 +62,17 @@
 	body_parts_covered = CHEST|GROIN|LEGS|ARMS
 	cold_protection = CHEST|GROIN|LEGS|ARMS
 	heat_protection = CHEST|GROIN|LEGS|ARMS
-	armor = list("melee" = 35, "bullet" = 55, "laser" = 45, "energy" = 25, "bomb" = 30, "bio" = 75, "fire" = 40, "acid" = 50)
-	slowdown = 0.1
+	armor = list("melee" = 35, "bullet" = 50, "laser" = 45, "energy" = 25, "bomb" = 30, "bio" = 75, "fire" = 40, "acid" = 50)
+	slowdown = 0.4
 
 /obj/item/clothing/suit/armor/vest/marine/heavy
 	name = "heavy tactical armor vest"
 	icon_state = "marine_heavy"
 	body_parts_covered = CHEST|GROIN|LEGS|ARMS
 	cold_protection = CHEST|GROIN|LEGS|ARMS
 	heat_protection = CHEST|GROIN|LEGS|ARMS
-	armor = list("melee" = 60, "bullet" = 75, "laser" = 55, "energy" = 25, "bomb" = 50, "bio" = 75, "fire" = 40, "acid" = 50)
-	slowdown = 0.5
+	armor = list("melee" = 60, "bullet" = 60, "laser" = 55, "energy" = 25, "bomb" = 50, "bio" = 75, "fire" = 40, "acid" = 50)
+	slowdown = 0.8
 
 /obj/item/clothing/suit/armor/vest/old
 	name = "degrading armor vest"