private void LoadSectionsFromXML()
{
ValidateConfigFile();
XDocument doc = LoadDocument();
var docNamespace = doc.Root.GetDefaultNamespace();
foreach (var element in doc.Root.Elements(docNamespace + "section"))
{
Section section = XmlSectionParser.Parse(element);
section.AddSettings(LoadSectionSettings(element));
_sections.Add(section);
}
}