Ajout du FR

Ajout du FR + correction du "functions.php"

vendor/zendframework/zend-stdlib/src/JsonSerializable.php

@@ -0,0 +1,28 @@
+<?php
+/**
+ * Zend Framework (http://framework.zend.com/)
+ *
+ * @link      http://github.com/zendframework/zf2 for the canonical source repository
+ * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license   http://framework.zend.com/license/new-bsd New BSD License
+ */
+
+namespace Zend\Stdlib;
+
+if (PHP_VERSION_ID < 50400) {
+    class_alias(
+        'Zend\Stdlib\JsonSerializable\PhpLegacyCompatibility',
+        'JsonSerializable'
+    );
+}
+
+/**
+ * Polyfill for JsonSerializable
+ *
+ * JsonSerializable was introduced in PHP 5.4.0.
+ *
+ * @see http://php.net/manual/class.jsonserializable.php
+ */
+interface JsonSerializable extends \JsonSerializable
+{
+}