* @author Christian Weiske <cweiske@cweiske.de>
* @copyright 2016 Christian Weiske
* @license http://www.gnu.org/licenses/agpl.html GNU AGPL v3
* @author Christian Weiske <cweiske@cweiske.de>
* @copyright 2016 Christian Weiske
* @license http://www.gnu.org/licenses/agpl.html GNU AGPL v3