[Commands] Cleanup #zonelock Command. (#1711)

* [Commands] Cleanup #zonelock Command.
- Add support for Zone IDs.
- Cleanup messages and display.
- Fix dangling pointer in ZoneLongName() helper method so name is displayed properly.

* Add account status enum.

* Typo.

* Typo.

* Convert list to constants.

* Cleanup.

* Update command.cpp

* Fix compile.

world/world_store.cpp

@@ -85,6 +85,26 @@ std::string WorldStore::GetZoneName(uint32 zone_id)
 	return std::string();
 }
 
+/**
+ * @param zone_id
+ * @param error_unknown
+ * @return
+ */
+const char *WorldStore::GetZoneLongName(uint32 zone_id, bool error_unknown)
+{
+	for (auto &z: zones) {
+		if (z.zoneidnumber == zone_id) {
+			return z.long_name.c_str();
+		}
+	}
+
+	if (error_unknown) {
+		return "UNKNOWN";
+	}
+
+	return nullptr;
+}
+
 /**
  * @param zone_id
  * @return