-changed some references from campcaster to airtime in the documentation / comments

application/models/Subjects.php

@@ -9,7 +9,7 @@ define('ALIBERR_BADSMEMB', 21);
  * with "linearized recursive membership" ;)
  *   (allow adding users to groups or groups to groups)
  *
- * @package Campcaster
+ * @package Airtime
  * @subpackage Alib
  * @copyright 2010 Sourcefabric O.P.S.
  * @license http://www.gnu.org/licenses/gpl.txt
@@ -680,4 +680,4 @@ class Subjects {
     } // fn test
 
 } // class Subjects
-?>
+?>