update Piwik to version 2.16 (fixes #91)

www/analytics/core/Updates/2.11.0-b5.php

@@ -0,0 +1,24 @@
+<?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\Updates;
+
+use Piwik\Plugin\Manager;
+use Piwik\Updates;
+use Piwik\Updater;
+
+class Updates_2_11_0_b5 extends Updates
+{
+    public function doUpdate(Updater $updater)
+    {
+        try {
+            Manager::getInstance()->activatePlugin('Monolog');
+        } catch (\Exception $e) {
+        }
+    }
+}