runtime cleanup!

This reverts commit ceebde6620.

code/modules/cargo/exports/money.dm

@@ -0,0 +1,24 @@
+// Space Cash. Now it isn't that useless.
+/datum/export/stack/cash
+	cost = 1 // Multiplied both by value of each bill and by amount of bills in stack.
+	unit_name = "credit"
+	export_types = list(/obj/item/stack/spacecash)
+
+/datum/export/stack/cash/get_amount(obj/O)
+	var/obj/item/stack/spacecash/C = O
+	return ..() * C.value
+
+
+// Coins. At least the coins that do not contain any materials.
+// Material-containing coins cost just as much as their materials do, see materials.dm for exact rates.
+/datum/export/coin
+	cost = 1 // Multiplied by coin's value
+	unit_name = "credit"
+	message = "worth of rare coins"
+	export_types = list(/obj/item/weapon/coin)
+
+/datum/export/coin/get_amount(obj/O)
+	var/obj/item/weapon/coin/C = O
+	if(C.materials && C.materials.len)
+		return 0 // Sold as raw material instead.
+	return ..() * C.value