update Piwik to version 2.16 (fixes #91)

www/analytics/plugins/LanguagesManager/Controller.php

@@ -1,6 +1,6 @@
 <?php
 /**
- * Piwik - Open source web analytics
+ * Piwik - free/libre analytics platform
  *
  * @link http://piwik.org
  * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
@@ -13,10 +13,11 @@ use Piwik\Common;
 use Piwik\DbHelper;
 use Piwik\Piwik;
 use Piwik\Url;
+use Piwik\View;
 
 /**
  */
-class Controller extends \Piwik\Plugin\Controller
+class Controller extends \Piwik\Plugin\ControllerAdmin
 {
     /**
      * anonymous = in the session
@@ -34,4 +35,11 @@ class Controller extends \Piwik\Plugin\Controller
         LanguagesManager::setLanguageForSession($language);
         Url::redirectToReferrer();
     }
+
+    public function searchTranslation()
+    {
+        Piwik::checkUserHasSomeAdminAccess();
+
+        return $this->renderTemplate('searchTranslation');
+    }
 }