Merge pull request #3922 from Crazylemon64/mitocholide_organ_rejuv

Organs can now be made viable again with an application of mitocholide

code/modules/reagents/oldchem/reagents/reagents_med.dm

@@ -87,6 +87,11 @@
 	..()
 	return
 
+/datum/reagent/mitocholide/reaction_obj(var/obj/O, var/volume)
+	if(istype(O, /obj/item/organ))
+		var/obj/item/organ/Org = O
+		Org.rejuvenate()
+
 /datum/reagent/cryoxadone
 	name = "Cryoxadone"
 	id = "cryoxadone"

code/modules/surgery/organs/organ.dm

@@ -57,7 +57,10 @@ var/list/organ_cache = list()
 /obj/item/organ/proc/set_dna(var/datum/dna/new_dna)
 	if(new_dna)
 		dna = new_dna.Clone()
-		blood_DNA = list()
+		if(blood_DNA)
+			blood_DNA.Cut()
+		else
+			blood_DNA = list()
 		blood_DNA[dna.unique_enzymes] = dna.b_type
 
 /obj/item/organ/proc/die()
@@ -173,6 +176,9 @@ var/list/organ_cache = list()
 /obj/item/organ/proc/rejuvenate()
 	damage = 0
 	germ_level = 0
+	status &= ~ORGAN_DEAD
+	if(!owner)
+		processing_objects |= src
 
 /obj/item/organ/proc/is_damaged()
 	return damage > 0