[ticket/10073] Use namespaces and fix all class names

PHPBB3-10073

phpBB/phpbb/db/migration/data/v310/contact_admin_form.php

@@ -0,0 +1,25 @@
+<?php
+/**
+*
+* @package migration
+* @copyright (c) 2014 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+namespace phpbb\db\migration\data\v310;
+
+class contact_admin_form extends \phpbb\db\migration\migration
+{
+	public function effectively_installed()
+	{
+		return isset($this->config['contact_admin_form_enable']);
+	}
+
+	public function update_data()
+	{
+		return array(
+			array('config.add', array('contact_admin_form_enable', 1)),
+		);
+	}
+}