Added X-Requested-With to Cors handler

Author: tomaj

CHANGELOG.md

@@ -4,6 +4,12 @@ Updates should follow the [Keep a CHANGELOG](http://keepachangelog.com/) princip
 
 ## [Unreleased][unreleased]
 
+## 1.10.0 - 2016-12-14
+
+### Added
+
+* Added X-Requested-With header to Cors handler
+
 ## 1.9.1 - 2016-11-28
 
 ### Fixed

src/Handlers/CorsPreflightHandler.php

@@ -18,6 +18,7 @@ public function __construct(Response $response)
     public function handle($params)
     {
         $this->response->addHeader('Access-Control-Allow-Headers', 'Authorization');
+        $this->response->addHeader('Access-Control-Allow-Headers', 'X-Requested-With');
         return new JsonApiResponse(Response::S200_OK, []);
     }
 }