Update copyright

Author: richardhj

src/MetaModels/IItem.php

@@ -3,7 +3,7 @@
 /**
  * This file is part of MetaModels/core.
  *
- * (c) 2012-2015 The MetaModels team.
+ * (c) 2012-2017 The MetaModels team.
  *
  * For the full copyright and license information, please view the LICENSE
  * file that was distributed with this source code.
@@ -14,7 +14,8 @@
  * @subpackage Core
  * @author     Christian Schiffler <c.schiffler@cyberspectrum.de>
  * @author     Stefan Heimes <stefan_heimes@hotmail.com>
- * @copyright  2012-2015 The MetaModels team.
+ * @author     Richard Henkenjohann <richardhenkenjohann@googlemail.com>
+ * @copyright  2012-2017 The MetaModels team.
  * @license    https://github.com/MetaModels/core/blob/master/LICENSE LGPL-3.0
  * @filesource
  */

src/MetaModels/Item.php

@@ -3,7 +3,7 @@
 /**
  * This file is part of MetaModels/core.
  *
- * (c) 2012-2015 The MetaModels team.
+ * (c) 2012-2017 The MetaModels team.
  *
  * For the full copyright and license information, please view the LICENSE
  * file that was distributed with this source code.
@@ -18,7 +18,7 @@
  * @author     Oliver Hoff <oliver@hofff.com>
  * @author     Stefan Heimes <stefan_heimes@hotmail.com>
  * @author     Richard Henkenjohann <richardhenkenjohann@googlemail.com>
- * @copyright  2012-2015 The MetaModels team.
+ * @copyright  2012-2017 The MetaModels team.
  * @license    https://github.com/MetaModels/core/blob/master/LICENSE LGPL-3.0
  * @filesource
  */