Exploration Balance Tweaks

- Removes the Pathfinder's Frontier Carbine
- Removes the Pathfinder's Binoculars
- Adds the Frontier Carbine to the Survery Vendor, for 750 points. It has improved stats over a normal Frontier Phaser
- Adds binoculars to the survey vendor for 40 points
- Adds a Frontier Rifle, adminbus only for now
- Renames some frontier phaser sprites for additional clarity
- Adds two frontier holdout phasers to the exploration weapons locker

code/datums/uplink/visible_weapons_vr.dm

@@ -2,11 +2,21 @@
 * Highly Visible and Dangerous Weapons *
 ***************************************/
 /datum/uplink_item/item/visible_weapons/holdout
-	name = "Holdout Phaser"
+	name = "Frontier Holdout"
 	item_cost = 30
 	path = /obj/item/weapon/gun/energy/locked/frontier/holdout/unlocked
 
 /datum/uplink_item/item/visible_weapons/frontier
-	name = "Frontier Carbine"
+	name = "Frontier Phaser"
 	item_cost = 75
+	path = /obj/item/weapon/gun/energy/locked/frontier/unlocked
+
+/datum/uplink_item/item/visible_weapons/carbine
+	name = "Frontier Carbine"
+	item_cost = 85
 	path = /obj/item/weapon/gun/energy/locked/frontier/carbine/unlocked
+
+/datum/uplink_item/item/visible_weapons/rifle
+	name = "Frontier Marksman Rifle"
+	item_cost = 100
+	path = /obj/item/weapon/gun/energy/locked/frontier/rifle/unlocked