[Commands] Cleanup #reloadzps Command. (#2129)

* [Commands] Cleanup #reloadzps Command.
- Cleanup messages and logic.
- Make reloading of zone points global instead of zone specific.

* Further cleanup.
- Add zone->GetZoneDescription().
- Add mob->GetTargetDescription(mob).

* Final cleanup.

* Typo.

zone/gm_commands/setcrystals.cpp

@@ -42,15 +42,7 @@ void command_setcrystals(Client *c, const Seperator *sep)
 		Chat::White,
 		fmt::format(
 			"{} now {} {} {}.",
-			(
-				c == target ?
-				"You" :
-				fmt::format(
-					"{} ({})",
-					target->GetCleanName(),
-					target->GetID()
-				)
-			),
+			c->GetTargetDescription(target, TargetDescriptionType::UCYou),
 			c == target ? "have" : "has",
 			crystal_amount,
 			crystal_link