Metastation: Compatibility modifications

This commit modifies metastation to actually be playable on our code
Squashed Commits:
 - [META] Fixes emergency shuttle being stuck
 - Toxins Mixing fix: chamber floor > engine
 - Adds research outpost + Chem lab to routpost
 - Add vox raider ship, fix pods and a few shuttle zones.
 - Remove step_x so TRAVIS likes it
 - Finish spawn points, add telepad.

 - Replace showroom with NT-rep/Blueshield Office
   Don't worry, the nuke keg is in the meeting room.
 - Convert art storage to barber shop, place artvend in tool storage
 - Buncha medbay tweaks, 2nd surgery table, body scanners, fixed sleepers,
   minor balance changes.
 - Add Mr. Changs to dorms
 - Update meta to latest paracode
 - Fix punpun
 - Atmos volume pumps, atmos control console
 - Add chicken statue to Mr. Chang's (*cry), Bar smartfridge
 - Fix mr. changs statue and chairs
 - Add togglable polarized windows to surgery, so surgeons can prevent seeing
   other surgery procedures if necessary
 - Actually add atmos control comp
 - Hydro trays are no longer dirt
 - Fix brig windoors
 - Fix escape shuttle sleepers

code/modules/awaymissions/loot.dm

@@ -1,11 +1,11 @@
-/obj/effect/spawner/lootdrop
+/obj/effect/spawner/away/lootdrop
 	icon = 'icons/mob/screen1.dmi'
 	icon_state = "x2"
 	var/lootcount = 1		//how many items will be spawned
 	var/lootdoubles = 0		//if the same item can be spawned twice
 	var/loot = ""			//a list of possible items to spawn- a string of paths
 
-/obj/effect/spawner/lootdrop/initialize()
+/obj/effect/spawner/away/lootdrop/initialize()
 	var/list/things = params2list(loot)
 
 	if(things && things.len)