protected function configure()
{
$this->setName('uninstall')->addOption('force', 'f', InputOption::VALUE_NONE, 'Force')->addOption('installationFolder', null, InputOption::VALUE_OPTIONAL, 'Folder where Magento is currently installed')->setDescription('Uninstall magento (drops database and empties current folder or folder set via installationFolder)');
$help = <<<HELP
**Please be careful: This removes all data from your installation.**
HELP;
$this->setHelp($help);
}