private function addFormValidationGroupsSection(NodeBuilder $node)
{
$node->arrayNode('form_validation_groups')->addDefaultsIfNotSet()->arrayNode('user')->addDefaultsIfNotSet()->prototype('scalar')->end()->defaultValue(array('Registration'))->end()->arrayNode('change_password')->addDefaultsIfNotSet()->prototype('scalar')->end()->defaultValue(array('ChangePassword'))->end()->arrayNode('reset_password')->addDefaultsIfNotSet()->prototype('scalar')->end()->defaultValue(array('ResetPassword'))->end()->arrayNode('group')->addDefaultsIfNotSet()->prototype('scalar')->end()->defaultValue(array('Registration'))->end()->end();
}