Configuration::delete

public function delete($name)
{
	if (!$this->isLoaded)
		$this->loadConfiguration();

	if (isset($this->data[$name]) && !$this->data[$name]["readonly"])
		unset($this->data[$name]);
	if (($this->storedData !== null) && isset($this->storedData[$name]) && !$this->storedData[$name]["readonly"])
		unset($this->storedData[$name]);
}