Refactoring default request and response

src/App.php

@@ -47,9 +47,6 @@ public function __construct($router = null, ContainerInterface $container = null
         $this->container = $container ?: static::buildContainer(Loader::load());
         $container = &$this->container;
 
-        $this->response = new Response();
-        $this->request = ServerRequestFactory::fromGlobals();
-
         if ($router == null && $container->has('router') == false) {
             throw new Exception('Define router config');
         }
@@ -128,8 +125,8 @@ private function getEventManager()
      */
     public function run($request = null, $response = null)
     {
-        ($request != null) ?: $request = $this->request;
-        ($response != null) ?: $response = $this->response;
+        ($request != null) ?: $request = ServerRequestFactory::fromGlobals();
+        ($response != null) ?: $response = new Response();
         $event = new HttpFlowEvent('bootstrap', $request, $response);
 
         $container = $this->getContainer();