protected function convertValueTypes(array $config)
	{
		foreach ($config as $k => $v)
		{
			if (is_array($v))
			{
				$config[$k] = $this->convertValueTypes($v);
			}
			else
			{
				$config[$k] = $this->castConfigValue($k, $v);
			}
		}

		return $config;
	}