Allow for UriInterface

Author: Nyholm

src/ServerRequest.php

@@ -65,7 +65,7 @@ class ServerRequest implements ServerRequestInterface
     /**
      * @param array $serverParams Server parameters, typically from $_SERVER
      * @param array $uploadedFiles Upload file information, a tree of UploadedFiles
-     * @param null|string $uri URI for the request, if any.
+     * @param null|string|UriInterface $uri URI for the request, if any.
      * @param null|string $method HTTP method for the request, if any.
      * @param string|resource|StreamInterface $body Message body, if any.
      * @param array $headers Headers for the message, if any.