public function __construct($api_key)
{
parent::__construct();
$this->params = ['key' => $api_key];
}
/**
* Authorize requests with a username and token
*
* @param string $username
* @param string $token
* @return void
*/
public function __construct($username, $token)
{
parent::__construct();
$this->username = $username;
$this->token = $token;
}
