public function __construct()
{
require_once dirname(__FILE__) . "/../externals/chargify-client/class.Chargify.php";
$this->chargify = new Chargify(\Scalr::config('scalr.billing.chargify_api_key'), \Scalr::config('scalr.billing.chargify_domain'));
$this->db = \Scalr::getDb();
}