JsonRpcClient createRequest compliance to Guzzle\Http\Client createRequest

JsonRpcClient calls Guzzle\Http\Client::createRequest with invalid order of parameters.

Guzzle: 3.7.4
Guzzle JSON-RPC: 0.2.1

    # guzzle/src/Guzzle/Http/Client.php
    public function createRequest($method = 'GET', $uri = null, $headers = null, $body = null, array $options = array())