/// <summary>Saves the settings and goes back to the Main page.</summary>
/// <param name="sender">The object that called the event.</param>
/// <param name="e">The <c>System.Windows.RoutedEventArgs</c> instance containing the event data.</param>
void SaveSettings(object sender, RoutedEventArgs e)
{
if (WcfService.SaveSettings(this.config.AutoOption != AutoUpdateOption.Never, this.config, machineAppList))
{
Core.NavigateToMainPage();
}
}