upgrade

plugin/card_game/uninstall.php

@@ -0,0 +1,9 @@
+<?php
+/* For license terms, see /license.txt */
+
+require_once 'card_game.php';
+
+if (!api_is_platform_admin()) {
+    exit('You must have admin permissions to uninstall plugins');
+}
+CardGame::create()->uninstall();