Merge pull request #1213 from Krausus/AirFixes-201505290432

Minor Atmos Fixes

code/game/machinery/atmoalter/canister.dm

@@ -252,6 +252,7 @@ update_flag
 	if (src.health <= 10)
 		var/atom/location = src.loc
 		location.assume_air(air_contents)
+		air_update_turf()
 
 		src.destroyed = 1
 		playsound(src.loc, 'sound/effects/spray.ogg', 10, 1, -3)

code/game/turfs/turf.dm

@@ -39,7 +39,7 @@
 	return
 
 // Adds the adjacent turfs to the current atmos processing
-/turf/Destroy()
+/turf/Del()
 	if(air_master)
 		for(var/direction in cardinal)
 			if(atmos_adjacent_turfs & direction)
@@ -254,7 +254,7 @@
 			lighting_clear_overlays()
 
 	W.levelupdate()
-	W.air_update_turf(1)
+	W.CalculateAdjacentTurfs()
 	return W
 
 //////Assimilate Air//////