/**
* Add template part to the stack.
*
* @param string $path Path to the template, relative to the path you provided in the configuration.
* @param array $data Data to pass.
* @param string|null $engine Engine, leave null to use default one in config.
*
* @return Builder
*/
public function template($path, $data = array(), $engine = null)
{
$view = new View($path, View::PART_TEMPLATE, $engine);
$view->setData($data);
$this->render->add($view);
return $this;
}