Port /tg/ move manager, drift and jetpack components. (#27698)

* Port /tg/ move manager, drift and jetpack components.

* don't add go through newtonian movement if not moved to a turf

* various cleans for blood drifts and mob speed

* fix slow meteors

* why on fuck's earth aren't speedbikes vehicles

* style lint

* also wtf

* okay i'm an idiot

* fix meaty ore speed and blood decal double stepping

* fix not unbuckling pulled object occupants

* don't bother dealing with immovable rods just yet

* exclude bubblegum and vetus from move manager for now

* fix issues related to null weightless blood icons

* reset blood icon state properly

* fuck it, we'll deal with mobs when basic mobs happen

* break infinite loop in decal splat

code/modules/mob/dead/observer/observer_base.dm

@@ -290,7 +290,7 @@ This is the proc mobs get to turn into a ghost. Forked from ghostize due to comp
 	return
 
 // Ghosts have no momentum, being massless ectoplasm
-/mob/dead/observer/Process_Spacemove(movement_dir)
+/mob/dead/observer/Process_Spacemove(movement_dir = 0, continuous_move = FALSE)
 	return 1
 
 /mob/dead/observer/Move(NewLoc, direct)