Playable vox oh no. [MDB IGNORE] (#8674)

* Allowing vox to join as survivalists.

* Adding a crash survivor alt title for survivalist.

* Sideporting vox icons from Bay.

* Updating some vox gear and adjusting vox code for planet spawns.

* Attempting to fix up join checking on latejoin links.

* Crash survivor now loads a pod if it can't find one.

* Nerfs vox cold resistance, they now sit between Tesh and humans.

code/game/objects/items/weapons/tanks/tank_types.dm

@@ -93,8 +93,8 @@
 	return
 
 /obj/item/tank/vox	//Can't be a child of phoron or the gas amount gets screwey.
-	name = "phoron tank"
-	desc = "Contains dangerous phoron. Do not inhale. Warning: extremely flammable."
+	name = "alien nitrogen tank"
+	desc = "Contains nitrogen."
 	icon_state = "phoron_vox"
 	gauge_icon = null
 	distribute_pressure = ONE_ATMOSPHERE*O2STANDARD
@@ -102,7 +102,7 @@
 
 /obj/item/tank/vox/Initialize()
 	. = ..()
-	air_contents.adjust_gas("phoron", (6*ONE_ATMOSPHERE)*volume/(R_IDEAL_GAS_EQUATION*T20C))
+	air_contents.adjust_gas("nitrogen", (6*ONE_ATMOSPHERE)*volume/(R_IDEAL_GAS_EQUATION*T20C))
 
 /obj/item/tank/phoron/pressurized
 	name = "fuel can"