Carbon Dismemberment , second attempt. (#20461)

* - I rearranged X_defense.dm mob files, more damage_procs.dm.Here's what's inside:
* X_defense.dm: is for the procs of attacks onto the mob, all the XXX_act() proc (things happening to the mob), as well as protection check and get procs (armor, ear prot, projectile dismemberment)
* damage_procs.dm: actual damage procs like adjustBruteLoss() getfireloss, any proc that handles damaging.

- some bugfixes with gibspawner effects.
- monkey's bodyparts can be dismembered and are used to create its icon.
- brains are no longer carbons.
- all carbon have bodyparts that can be dropped when the mob is gibbed.
- adminspawned bodyparts now have a default icon.
- robotic parts are now a child of bodyparts.
- health analyzer on alien/monkey shows damage on each limb
- added admin option to add/remove bodyparts for all carbon (instead of just remove on humans)
- Fixes keycheck message spam for janicart and all when trying to move.
- Fixes bug with buckling to a scooter while limbless.
- removed arg "hit_zone" in proj's on_hit() because we can already use the def_zone var (where hit_zone got its value)
- Fixes mob not getting any damage when hit by a projectile on their missing limb, despite a hit message shown). carbon/apply_damage() now when we specify a def_zone and the corresponding BP is missing we default to the chest instead of stopping the proc. Consistently with how human/attacked_by() default to its attack to chest if missing limb.
- Fixes mini uzi icon when empty and no mag (typo).
- I renamed and changed a bit check_eye_prot and ear prot
- renamed flash_eyes to flash_act()
- I made a soundbang_act() similar to flash_act but for loud bangs.
- added a gib and dust animation to larva.
- husked monkeys
- no damage overlay for husk or skeleton.
- damage overlay for robotic limb now.
- no damage overlay when organic bodypart husked.
- one handed human with a bloody hand still get a bloody single hand overlay.
- fix admin heal being unable to heal robotic bodyparts.
- slightly touched robotic bodypart sprites (head one pixel too high)
- Fixes 18532 "beheaded husk has hair".
- Fixes 18584 "Ling stasis appearance bug"
- no more eyes or lipstick on husks.
- can remove flashes/wires/cells from robot chest and head with crowbar.
- Fixes not being able to surgically amputate robotic arm/leg.

* More merge conflict fixes and adding the new files I forgot to add.

* of course I forgot birdstation

* More typos and stuff I forgot to undo.

* Fixing a typo in examine.dm
Removing an unnecessary check.
Making admin heal regenerate limbs on all carbons.
Monkey-human transformation now transfer missing limbs info and presence of a cavity implant.
NODISMEMBER species can still lack a limb if the mob lacked a limb and changed into that new species.
Changeling Regenerate ability now also regenerate limbs when in monkey form. (and remove some cryptic useless code)

* Fixing more conflicts with remie's multihands PR.

* Fixes runtime with hud when calling build_hand_slots().
Fixes lightgeist healing not working.
Fixes null.handle_fall() runtimes with pirate mobs.
Fixes typo in has_left_hadn() and has_right_hand().

* Derp, forgot to remove debug message.

code/modules/vehicles/scooter.dm

@@ -38,15 +38,18 @@
 			else
 				buckled_mob.pixel_y = -4
 
+/obj/vehicle/scooter/buckle_mob(mob/living/M, force = 0)
+	if(!istype(M))
+		return 0
+	if(M.get_num_legs() < 2 && M.get_num_arms() <= 0)
+		M << "<span class='warning'>Your limbless body can't use [src].</span>"
+		return 0
+	. = ..()
+
 /obj/vehicle/scooter/post_buckle_mob(mob/living/M)
 	vehicle_move_delay = initial(vehicle_move_delay)
-	..()
 	if(M.get_num_legs() < 2)
 		vehicle_move_delay ++
-		if(M.get_num_arms() <= 0)
-			if(has_buckled_mobs())//to prevent the message displaying twice due to unbuckling
-				M << "<span class='warning'>Your limbless body flops off \the [src].</span>"
-			unbuckle_mob(M)
 
 /obj/vehicle/scooter/skateboard
 	name = "skateboard"

code/modules/vehicles/vehicle.dm

@@ -94,12 +94,14 @@
 /obj/vehicle/relaymove(mob/user, direction)
 	if(user.incapacitated())
 		unbuckle_mob(user)
+		return
 
+	if(world.time < next_vehicle_move)
+		return
+	next_vehicle_move = world.time + vehicle_move_delay
 	if(keycheck(user))
-		if(!Process_Spacemove(direction) || world.time < next_vehicle_move || !isturf(loc))
+		if(!Process_Spacemove(direction) || !isturf(loc))
 			return
-		next_vehicle_move = world.time + vehicle_move_delay
-
 		step(src, direction)
 
 		handle_vehicle_layer()