public function importFromYaml($file, $override = null, $force = false)
{
Craft::app()->config->maxPowerCaptain();
Craft::app()->setComponent('userSession', $this);
$yaml = IOHelper::getFileContents($file);
$yaml_override = IOHelper::getFileContents($override);
$dataModel = Data::fromYaml($yaml, $yaml_override);
return $this->importDataModel($dataModel, $force);
}