protected function execute(InputInterface $input, OutputInterface $output)
 {
     DoctrineCommandHelper::setApplicationCouchDBClient($this->getApplication(), $input->getOption('conn') ?: 'default');
     return parent::execute($input, $output);
 }
 protected function execute(InputInterface $input, OutputInterface $output)
 {
     DoctrineCommandHelper::setApplicationDocumentManager($this->getApplication(), $input->getOption('dm') ?: 'default');
     return parent::execute($input, $output);
 }