(Partially) Fixes Out Of Memory crashes (#17043)

* Fixes massive memory leak

* Brain Runtime Fix

* There was no reason for this to be a spawn(0)

And no I didn't spawn with no blood - https://i.imgur.com/vPizqCD.png

* Fixes deadringer not properly deathgasping the right entity

* Wounds properly get delted off destroyed limbs

* Update vorestation.dme

* Runtime fix & DNA lock fix

* More qdels

* qdel

* comment out

code/modules/mob/living/carbon/brain/MMI.dm

@@ -124,7 +124,7 @@
 	brainmob = new(src)
 	brainmob.name = H.real_name
 	brainmob.real_name = H.real_name
-	brainmob.dna = H.dna
+	qdel_swap(brainmob.dna, H.dna.Clone())
 	brainmob.container = src
 
 	// Copy modifiers.
@@ -227,7 +227,7 @@
 	..()
 
 /obj/item/mmi/digital/transfer_identity(var/mob/living/carbon/H)
-	brainmob.dna = H.dna
+	qdel_swap(brainmob.dna, H.dna.Clone())
 	brainmob.timeofhostdeath = H.timeofdeath
 	brainmob.set_stat(CONSCIOUS)
 	if(H.mind)

code/modules/mob/living/carbon/brain/brain.dm

@@ -22,6 +22,7 @@
 		if(stat != DEAD)	//If not dead.
 			death(1)	//Brains can die again. AND THEY SHOULD AHA HA HA HA HA HA
 		ghostize()		//Ghostize checks for key so nothing else is necessary.
+	qdel(dna)
 	return ..()
 
 /mob/living/carbon/brain/say_understands(var/other)//Goddamn is this hackish, but this say code is so odd

code/modules/mob/living/carbon/human/appearance.dm

@@ -173,7 +173,7 @@
 	check_dna()
 	dna.ready_dna(src)
 	for(var/obj/item/organ/O in organs)
-		O.dna = dna // Update all of those because apparently they're separate, and icons won't update properly
+		qdel_swap(O.dna, dna.Clone()) // Update all of those because apparently they're separate, and icons won't update properly
 
 /mob/living/carbon/human/proc/generate_valid_species(var/check_whitelist = 1, var/list/whitelist = list(), var/list/blacklist = list())
 	var/list/valid_species = new()

code/modules/mob/living/carbon/human/human.dm

@@ -1305,18 +1305,16 @@
 			var/datum/mob_descriptor/descriptor = species.descriptors[desctype]
 			descriptors[desctype] = descriptor.default_value
 
-	spawn(0)
-		if(regen_icons) regenerate_icons()
-		make_blood()
-		if(vessel.total_volume < species.blood_volume)
-			vessel.maximum_volume = species.blood_volume
-			vessel.add_reagent(REAGENT_ID_BLOOD, species.blood_volume - vessel.total_volume)
-		else if(vessel.total_volume > species.blood_volume)
-			vessel.remove_reagent(REAGENT_ID_BLOOD,vessel.total_volume - species.blood_volume) //This one should stay remove_reagent to work even lack of a O_heart
-			vessel.maximum_volume = species.blood_volume
-		fixblood()
-		species.update_attack_types() //VOREStation Edit - Required for any trait that updates unarmed_types in setup.
-		species.update_vore_belly_def_variant()
+	make_blood()
+	if(vessel.total_volume < species.blood_volume)
+		vessel.maximum_volume = species.blood_volume
+		vessel.add_reagent(REAGENT_ID_BLOOD, species.blood_volume - vessel.total_volume)
+	else if(vessel.total_volume > species.blood_volume)
+		vessel.remove_reagent(REAGENT_ID_BLOOD,vessel.total_volume - species.blood_volume) //This one should stay remove_reagent to work even lack of a O_heart
+		vessel.maximum_volume = species.blood_volume
+	fixblood()
+	species.update_attack_types() //Required for any trait that updates unarmed_types in setup.
+	species.update_vore_belly_def_variant()
 
 	// Rebuild the HUD. If they aren't logged in then login() should reinstantiate it for them.
 	update_hud()

code/modules/mob/mob.dm

@@ -4,21 +4,22 @@
 	living_mob_list -= src
 	player_list -= src
 	unset_machine()
-	QDEL_NULL(hud_used)
 	clear_fullscreen()
 	if(client)
 		for(var/obj/screen/movable/spell_master/spell_master in spell_masters)
 			qdel(spell_master)
 		remove_screen_obj_references()
-		client.screen.Cut()
+		client.screen = list()
 	if(mind && mind.current == src)
 		spellremove(src)
-	ghostize()
-	if(focus)
-		focus = null
-	if(plane_holder)
-		QDEL_NULL(plane_holder)
-
+	if(!istype(src,/mob/observer))
+		ghostize()
+	// QDEL_NULL(soulgem) //Soulcatcher. Needs to be ported sometime.
+	QDEL_NULL(dna)
+	QDEL_NULL(plane_holder)
+	QDEL_NULL(hud_used)
+	for(var/key in alerts) //clear out alerts
+		clear_alert(key)
 	if(pulling)
 		stop_pulling() //TG does this on atom/movable but our stop_pulling proc is here so whatever
 
@@ -28,6 +29,9 @@
 	if(vorePanel)
 		QDEL_NULL(vorePanel)
 
+	previewing_belly = null // from code/modules/vore/eating/mob_ch.dm
+	vore_selected = null // from code/modules/vore/eating/mob_vr
+	focus = null
 
 	if(mind)
 		if(mind.current == src)
@@ -39,6 +43,7 @@
 	update_client_z(null)
 	//return QDEL_HINT_HARDDEL_NOW
 
+
 /mob/proc/remove_screen_obj_references()
 	hands = null
 	pullin = null

code/modules/mob/mob_transformation_simple.dm

@@ -41,7 +41,7 @@
 		M.real_name = src.real_name
 
 	if(src.dna)
-		M.dna = src.dna.Clone()
+		qdel_swap(M.dna, src.dna.Clone())
 
 	if(mind)
 		mind.transfer_to(M)