update Piwik to version 2.16 (fixes #91)

www/analytics/plugins/MultiSites/Menu.php

@@ -0,0 +1,23 @@
+<?php
+/**
+ * Piwik - free/libre analytics platform
+ *
+ * @link http://piwik.org
+ * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
+ *
+ */
+namespace Piwik\Plugins\MultiSites;
+
+use Piwik\Menu\MenuTop;
+use Piwik\Piwik;
+
+class Menu extends \Piwik\Plugin\Menu
+{
+    public function configureTopMenu(MenuTop $menu)
+    {
+        $urlParams = $this->urlForActionWithDefaultUserParams('index', array('segment' => false, 'idSite' => false));
+        $tooltip   = Piwik::translate('MultiSites_TopLinkTooltip');
+
+        $menu->add('General_MultiSitesSummary', null, $urlParams, true, 3, $tooltip);
+    }
+}