Merge pull request #7 from rotexdegba/patch-1

render method returning an int instead of an instance of Psr\Http\Mes…

src/PHPRenderer.php

@@ -67,6 +67,8 @@ public function render(ResponseInterface $response, $template, array $data = [])
         $render($this->templatePath . $template, $data);
         $output = ob_get_clean(); 
 
-        return $response->getBody()->write($output);
+        $response->getBody()->write($output);
+
+        return $response;
     }
 }