[Money Messages] Cleanup quest::givecash(), split, and task reward messages. (#2205)

* [Money Messages] Cleanup quest::givecash(), split, and task reward messages.
- Cleans up all the money messages using ConvertMoneyToString().
- Allows quest::givecash() to have optional parameters other than copper.

* Commification.

* Corpse messages.

* String IDs and cleanup.

zone/corpse.cpp

@@ -1019,8 +1019,27 @@ void Corpse::MakeLootRequestPackets(Client* client, const EQApplicationPacket* a
 		loot_coin = (tmp[0] == 1 && tmp[1] == '\0');
 
 	if (loot_request_type == LootRequestType::GMPeek || loot_request_type == LootRequestType::GMAllowed) {
-		client->Message(Chat::Yellow, "This corpse contains %u platinum, %u gold, %u silver and %u copper.",
-			GetPlatinum(), GetGold(), GetSilver(), GetCopper());
+		if (
+			GetPlatinum() ||
+			GetGold() ||
+			GetSilver() ||
+			GetCopper()
+		) {
+			client->Message(
+				Chat::Yellow,
+				fmt::format(
+					"This corpse contains {}.",
+					ConvertMoneyToString(
+						GetPlatinum(),
+						GetGold(),
+						GetSilver(),
+						GetCopper()
+					)
+				).c_str()
+			);
+		} else {
+			client->Message(Chat::Yellow, "This corpse contains no money.");
+		}
 
 		auto outapp = new EQApplicationPacket(OP_MoneyOnCorpse, sizeof(moneyOnCorpseStruct));
 		moneyOnCorpseStruct* d = (moneyOnCorpseStruct*)outapp->pBuffer;
@@ -1505,13 +1524,12 @@ void Corpse::QueryLoot(Client* to) {
 		}
 	}
 
-	bool has_money = (
-		platinum > 0 ||
-		gold > 0 ||
-		silver > 0 ||
-		copper > 0
-	);
-	if (has_money) {
+	if (
+		platinum ||
+		gold ||
+		silver ||
+		copper
+	) {
 		to->Message(
 			Chat::White,
 			fmt::format(