#14 Fix all style and comment error in CAS.php

CAS.php

@@ -1,2 +1,28 @@
 <?php
-require_once(dirname(__FILE__).'/source/CAS.php');
+
+/**
+ * Licensed to Jasig under one or more contributor license
+ * agreements. See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
+ * 
+ * Jasig licenses this file to you under the Apache License,
+ * Version 2.0 (the "License"); you may not use this file except in
+ * compliance with the License. You may obtain a copy of the License at:
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * 
+ * @file     CAS.php
+ * @category Authentication
+ * @package  PhpCAS
+ * @author   Adam Franco <afranco@middlebury.edu>
+ * @license  http://www.apache.org/licenses/LICENSE-2.0  Apache License 2.0
+ * @link     https://wiki.jasig.org/display/CASC/phpCAS
+ */
+
+require_once dirname(__FILE__).'/source/CAS.php';