Organ Runtime Fix (#2005)

changes:

Added a QDELETED check to organ processing so they won't continue to process if they were erroneously left in the processing objects list after being deleted.
Fixed a bad robotic organ check on spiders.

code/modules/organs/organ.dm

@@ -103,6 +103,11 @@ var/list/organ_cache = list()
 	if(loc != owner)
 		owner = null
 
+	if (QDELETED(src))
+		log_debug("QDELETED organ [DEBUG_REF(src)] had process() called!")
+		processing_objects -= src
+		return
+
 	//dead already, no need for more processing
 	if(status & ORGAN_DEAD)
 		return
@@ -117,6 +122,10 @@ var/list/organ_cache = list()
 		return
 
 	if(!owner)
+		if (QDELETED(reagents))
+			log_debug("Organ [DEBUG_REF(src)] had QDELETED reagents! Regenerating.")
+			create_reagents(5)
+
 		var/datum/reagent/blood/B = locate(/datum/reagent/blood) in reagents.reagent_list
 		if(B && prob(40))
 			reagents.remove_reagent("blood",0.1)