- crate mimic have wrong icon var. 8953

- fixes constructable chem master icon when parts are exchanged. 8616
- lowers toolboxes inhands sprite, fixes missing one. 8433
- fixes exploit in pandemic to avoid the bottle creation cooldown. 8031
- fixes chem grenade not getting to southwest side. 8019
- remove handle_env, /handle_random_events() and handle_blood at carbon level, identical to living level.
- fixes human bodytemp dropping to 20C in normal environment. (32.5C 90.5F when naked now)
- you now need both adequate headgear+suit to protect against pressure. (removing two defines)
- fixes alien hunter being immune to env fire in stalk mode (removing hunter/handle_env())
- fixes monkey not metabolizing reagents, also make larva metabolize them. 7108
- remove calculate_affecting_pressure from monkey level, simplification.
- refactors monkey's handle environment, no more handle_temp_damage proc, it's all in handle_env.Fixes temperature alert not showing for monkey.
- refactor monkey/handle_fire (similar to alien/human now.)
- replaces morphine with stimulants in adrenal implant. 8832
- refactor handle_breath_temperature.

code/game/objects/items/weapons/grenades/chem_grenade.dm

@@ -211,9 +211,17 @@
 	reagents.chem_temp = total_temp
 
 /obj/item/weapon/grenade/chem_grenade/proc/can_flood_from(myloc, maxrange)
+	var/turf/myturf = get_turf(myloc)
 	var/list/reachable = list(myloc)
 	for(var/i=1; i<=maxrange; i++)
+		var/list/turflist = list()
 		for(var/turf/T in (orange(i, myloc) - orange(i-1, myloc)))
+			turflist |= T
+		for(var/turf/T in turflist)
+			if( !(get_dir(T,myloc) in cardinal) && (abs(T.x - myturf.x) == abs(T.y - myturf.y) ))
+				turflist.Remove(T)
+				turflist.Add(T) // we move the purely diagonal turfs to the end of the list.
+		for(var/turf/T in turflist)
 			if(T in reachable) continue
 			for(var/turf/NT in orange(1, T))
 				if(!(NT in reachable)) continue

code/game/objects/items/weapons/implants/implant.dm

@@ -213,7 +213,7 @@
 
 	imp_in.reagents.add_reagent("synaptizine", 10)
 	imp_in.reagents.add_reagent("omnizine", 10)
-	imp_in.reagents.add_reagent("morphine", 10)
+	imp_in.reagents.add_reagent("stimulants", 10)
 
 
 /obj/item/weapon/implant/emp