protected function configure()
{
$this->setName('stack:tree')->setDescription('List all stacks as tree')->addOption('nameFilter', null, InputOption::VALUE_OPTIONAL, 'Name Filter (regex). Example --nameFilter \'/^foo/\'')->addOption('statusFilter', null, InputOption::VALUE_OPTIONAL, 'Name Filter (regex). Example --statusFilter \'/IN_PROGRESS/\'');
}