public function getSection($targetSection)
    {
        $config = array();

        foreach ($this->config as $key => $value) {
            if (substr($key, 0, strlen($targetSection)) . "." == "$targetSection.") {
                $varname = strpos($key, '.') !== false ? ltrim(substr($key, strlen($targetSection)), '.') : $key;
                $config[$varname] = $this->get($key);
            }
        }

        return $config;
    }