Merge pull request #15860 from shellspeed1/public-bounties

Port of public bounties and the sales tagger from tg.

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

@@ -123,17 +123,16 @@
 		to_chat(src, span_warning("You can't bring yourself to use a ranged weapon!"))
 		return FALSE
 
-/mob/living/carbon/human/proc/get_bank_account()
+//Returns the bank account of an ID the user may be holding.
+/mob/living/proc/get_bank_account()
 	RETURN_TYPE(/datum/bank_account)
 	var/datum/bank_account/account
 	var/obj/item/card/id/I = get_idcard()
 
-	if(I && I.registered_account)
+	if(I?.registered_account)
 		account = I.registered_account
 		return account
 
-	return FALSE
-
 /mob/living/carbon/human/can_see_reagents()
 	. = ..()
 	if(.) //No need to run through all of this if it's already true.