[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/nukebuffs.cpp

@@ -32,15 +32,7 @@ void command_nukebuffs(Client *c, const Seperator *sep)
 		fmt::format(
 			"Faded all{} buffs for {}.",
 			buff_type,
-			(
-				c == target ?
-				"yourself" :
-				fmt::format(
-					"{} ({})",
-					target->GetCleanName(),
-					target->GetID()
-				)
-			)
+			c->GetTargetDescription(target)
 		).c_str()
 	);
 }