void scanTimer_Elapsed(object sender, ElapsedEventArgs e)
{
scanTimer.Stop();
this.viewModel.FolderScanCancellationToken = new System.Threading.CancellationTokenSource();
Task.Factory.StartNew(() => DirectoryCrawler.Crawl(Settings.SettingsManager.DirectoryToScanPath, this.viewModel), this.viewModel.FolderScanCancellationToken.Token);
scanTimer.Start();
}
