Martial arts improvements and additions (#6094)

-adds framework for weapons based martial arts, implementing a very basic swordsmanship
-makes the martial art books more modular
-fixes some minor issues with some of the martial art code
-adds amohdan swordsmen gear, to be used in a future event/sold by the merchant
- fixes #6083

code/datums/trading/misc.dm

@@ -141,6 +141,7 @@
 		/obj/item/clothing/head/plaguedoctorhat         = TRADER_THIS_TYPE,
 		/obj/item/clothing/head/helmet/unathi           = TRADER_THIS_TYPE,
 		/obj/item/clothing/head/helmet/tank             = TRADER_ALL,
+		/obj/item/clothing/head/helmet/tajara           = TRADER_THIS_TYPE,
 		/obj/item/clothing/glasses/monocle              = TRADER_THIS_TYPE,
 		/obj/item/clothing/mask/smokable/pipe           = TRADER_THIS_TYPE,
 		/obj/item/clothing/mask/gas/plaguedoctor        = TRADER_THIS_TYPE,
@@ -150,6 +151,7 @@
 		/obj/item/clothing/suit/wizrobe/magusred        = TRADER_THIS_TYPE,
 		/obj/item/clothing/suit/wizrobe/magusblue       = TRADER_THIS_TYPE,
 		/obj/item/clothing/suit/armor/unathi            = TRADER_THIS_TYPE,
+		/obj/item/clothing/suit/armor/tajara            = TRADER_THIS_TYPE,
 		/obj/item/clothing/under/gladiator              = TRADER_THIS_TYPE,
 		/obj/item/clothing/under/kilt                   = TRADER_THIS_TYPE,
 		/obj/item/clothing/under/redcoat                = TRADER_THIS_TYPE,

code/datums/uplink/highly visible and dangerous weapons.dm

@@ -77,12 +77,12 @@
 /datum/uplink_item/item/visible_weapons/wrestling
 	name = "Wrestling Manual"
 	item_cost = 6
-	path = /obj/item/wrestling_manual
+	path = /obj/item/martial_manual/wrestling
 
 /datum/uplink_item/item/visible_weapons/solcom
 	name = "SolCom Manual"
 	item_cost = 6
-	path = /obj/item/sol_combat_manual
+	path = /obj/item/martial_manual
 
 /datum/uplink_item/item/visible_weapons/heavysniper
 	name = "Anti-materiel Rifle"