Add command cooldown

src/main/java/ru/bitheaven/donpayintegplug/DonPayIntegPlug.java

@@ -28,7 +28,7 @@ public final class DonPayIntegPlug extends JavaPlugin {
                 this.getServer().dispatchCommand(Bukkit.getConsoleSender(), commands.getFirst());
                 commands.removeFirst();
             }
-        }, 1, 20 * 2);
+        }, 1, 20 * ConfigHandler.load().getCmdCooldown());
     }
 
     @Override