private static XmlReader CreateXmlReader(Stream readerStream)
{
XmlReaderSettings xmlSettings = new XmlReaderSettings();
xmlSettings.CloseInput = true;
xmlSettings.IgnoreComments = true;
xmlSettings.IgnoreProcessingInstructions = true;
xmlSettings.IgnoreWhitespace = true;
return XmlReader.Create(readerStream, xmlSettings);
}