adding header to bootstrap file

src/bootstrap.php

@@ -1,4 +1,30 @@
 <?php
+/**
+ * PHP Server Monitor
+ * Monitor your servers and websites.
+ *
+ * This file is part of PHP Server Monitor.
+ * PHP Server Monitor is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * PHP Server Monitor is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with PHP Server Monitor.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * @package     phpservermon
+ * @author      Pepijn Over <pep@neanderthal-technology.com>
+ * @copyright   Copyright (c) 2008-2014 Pepijn Over <pep@neanderthal-technology.com>
+ * @license     http://www.gnu.org/licenses/gpl.txt GNU GPL v3
+ * @version     Release: phpservermon 2.1.0
+ * @link        http://phpservermon.neanderthal-technology.com/
+ * @since       phpservermon 2.1.0
+ **/
 
 define('PSM_VERSION', '2.1.0');
 // Include paths
@@ -67,4 +93,4 @@ if($db->getLink() !== null) {
 $lang = psm_get_conf('language', 'en');
 psm_load_lang($lang);
 
-?>
+?>