/**
* Initialize preferences
*
* @access public
* @param array
* @return void
*/
function initialize($config = array())
{
extract($config);
if (!empty($access_key) and !empty($secret_key)) {
self::setAuth($access_key, $secret_key);
}
self::$use_ssl = $use_ssl;
self::$verify_peer = $verify_peer;
}