Apply most/all of LINDA's updates

This commit ports most, if not all of LINDA's updates on -tg-, and fixes a
few bugs that appear to be unique to paradise's codebase.

code/game/objects/effects/aliens.dm

@@ -35,7 +35,9 @@
 	..()
 
 /obj/structure/alien/resin/Move()
+	var/turf/T = loc
 	..()
+	move_update_air(T)
 
 /obj/structure/alien/resin/wall
 	name = "resin wall"

code/game/objects/effects/anomalies.dm

@@ -118,10 +118,7 @@
 	..()
 	var/turf/simulated/T = get_turf(src)
 	if(istype(T))
-		var/datum/gas_mixture/payload = new
-		payload.toxins = 60
-		T.air.merge(payload)
-		T.hotspot_expose(1000, CELL_VOLUME)
+		T.atmos_spawn_air(SPAWN_HEAT | SPAWN_TOXINS, 3)
 
 /////////////////////
 

code/game/objects/effects/effect_system.dm

@@ -1048,9 +1048,9 @@ steam.start() -- spawns the effect
 		..()
 
 	Move()
-		air_update_turf(1)
+		var/turf/T = loc
 		..()
-		air_update_turf(1)
+		move_update_air(T)
 
 	proc/updateicon()
 		if(metal == 1)

code/game/objects/effects/mines.dm

@@ -46,12 +46,12 @@
 		del(src)
 
 /obj/effect/mine/proc/triggern2o(obj)
-	atmos_spawn_air("n2o", 360)
+	atmos_spawn_air(SPAWN_N2O, 360)
 	spawn(0)
 		del(src)
 
 /obj/effect/mine/proc/triggerplasma(obj)
-	atmos_spawn_air("fire", 360)
+	atmos_spawn_air(SPAWN_HEAT | SPAWN_TOXINS, 360)
 	spawn(0)
 		del(src)
 

code/game/objects/structures/mineral_doors.dm

@@ -27,9 +27,9 @@
 		..()
 
 	Move()
-		air_update_turf(1)
+		var/turf/T = loc
 		..()
-		air_update_turf(1)
+		move_update_air(T)
 
 	Bumped(atom/user)
 		..()
@@ -207,7 +207,7 @@
 			TemperatureAct(exposed_temperature)
 
 	proc/TemperatureAct(temperature)
-		atmos_spawn_air("fire", 500)
+		atmos_spawn_air(SPAWN_HEAT | SPAWN_TOXINS, 500)
 		hardness = 0
 		CheckHardness()
 

code/game/objects/structures/windoor_assembly.dm

@@ -38,9 +38,9 @@ obj/structure/windoor_assembly/Destroy()
 	..()
 
 /obj/structure/windoor_assembly/Move()
-	air_update_turf(1)
+	var/turf/T = loc
 	..()
-	air_update_turf(1)
+	move_update_air(T)
 
 /obj/structure/windoor_assembly/update_icon()
 	icon_state = "[facing]_[secure ? "secure_" : ""]windoor_assembly[state]"

code/game/objects/structures/window.dm

@@ -352,10 +352,10 @@ var/global/wcColored
 
 
 /obj/structure/window/Move()
-	air_update_turf(1)
+	var/turf/T = loc
 	..()
 	dir = ini_dir
-	air_update_turf(1)
+	move_update_air(T)
 
 //checks if this window is full-tile one
 /obj/structure/window/proc/is_fulltile()