private void SerializeConfigFile(FileConfig config)
{
string configFilePath = PlayerPrefs.GetString(localPathKey);
string tempXml = UnityPath.Combinate("temp.xml", UnityPath.AssetPath.Persistent);
XmlEncoder.Serialize <FileConfig>(tempXml, config);
XmlEncoder.Encode(tempXml, configFilePath);
File.Delete(tempXml);
}