Add Smarty 4.0.0 basic library with updated checkbox/options, t/popup, this is all untested at the moment

www/lib/smarty-4.0.0/libs/bootstrap.php

@@ -0,0 +1,16 @@
+<?php
+/**
+ * This file is part of the Smarty package.
+ *
+ * (c) Sebastian Bergmann <sebastian@phpunit.de>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+/**
+ * Load and register Smarty Autoloader
+ */
+if (!class_exists('Smarty_Autoloader')) {
+    include dirname(__FILE__) . '/Autoloader.php';
+}
+Smarty_Autoloader::register(true);