Guzzle is a PHP HTTP client & framework for building RESTful web service clients.
This is a simple Composer install script and autoloader for the Guzzle HTTP client library.
One installed, developers may use Guzzle to access RESTful web services in a clean and simple object-oriented way.
drush dl composer
drush dl guzzle
Ensure the library is loaded by going to Help -> Guzzle
$client = new Guzzle\Service\Client('http://test.com/');
$response = $client->get('/resource.xml')->send();