Various fixes (#16176)

-Patches map-spawn random objects inside loot piles
-Adds counter-clockwise rotation to many objects
-Prevents borers from crashing VR
-Tweaks blood drying to not queue dry timers on mapload
-Prevents adding grabs to crates
-Fixes look up verb when outdoors
-Lets vehicles fall through open space
-Lets the cargo tug dangerously use stairs
-Fixes med/sec bot runtimes
-Fixes TECH_MAGNETS incorrect define
-Fixes damage/stumblevore procing every step when riding taurs/borgs while confused

code/game/objects/effects/decals/Cleanable/humans.dm

@@ -49,7 +49,13 @@ var/global/list/image/splatter_cache=list()
 					if (B.blood_DNA)
 						blood_DNA |= B.blood_DNA.Copy()
 					qdel(B)
-	addtimer(CALLBACK(src, PROC_REF(dry)), DRYING_TIME * (amount+1))
+
+//VOREstation edit - Moved timer call to Init, and made it not call on mapload
+/obj/effect/decal/cleanable/blood/Initialize(var/mapload, var/_age)
+	. = ..()
+	if(!mapload)
+		addtimer(CALLBACK(src, PROC_REF(dry)), DRYING_TIME * (amount+1))
+//VOREstation edit end
 
 /obj/effect/decal/cleanable/blood/update_icon()
 	if(basecolor == "rainbow") basecolor = get_random_colour(1)