Compilation.. fix and ensuring the Thunderdome isn't a dark pit.

code/game/area/Space Station 13 areas.dm

@@ -438,6 +438,7 @@ area/space/atmosalert()
 	name = "\improper Thunderdome"
 	icon_state = "thunder"
 	requires_power = 0
+	lighting_use_dynamic = 0
 
 /area/tdome/tdome1
 	name = "\improper Thunderdome (Team 1)"

code/game/machinery/cryo.dm

@@ -335,6 +335,9 @@
 	put_mob(usr)
 	return
 
+/atom/proc/return_air_for_internal_lifeform()
+	return return_air()
+
 /obj/machinery/atmospherics/unary/cryo_cell/return_air_for_internal_lifeform()
 	//assume that the cryo cell has some kind of breath mask or something that
 	//draws from the cryo tube's environment, instead of the cold internal air.