/**
* Rename a folder.
*
* @param string $old The old path of the folder.
* @param string $new The new path of the folder.
*
* @return NULL
*/
public function renameFolder($old, $new)
{
$this->_logger->debug(sprintf('Renaming folder %s.', $old));
$result = $this->_manipulation->renameFolder($old, $new);
$this->_logger->debug(sprintf('Successfully renamed folder %s to %s.', $old, $new));
}