public DirectoryScanner()
{
timer = new System.Timers.Timer();
timer.AutoReset = false;
timer.Elapsed += new System.Timers.ElapsedEventHandler(timer_Elapsed);
badWatcherTimer = new System.Timers.Timer();
badWatcherTimer.AutoReset = false;
badWatcherTimer.Interval = CHANGE_TIMER_TIMEOUT;
badWatcherTimer.Elapsed += new System.Timers.ElapsedEventHandler(badWatcherTimer_Elapsed);
// Load the plugins
_metadataPlugins = new List <MetaDataPluginDescriptor>();
PluginServices plg = new PluginServices();
plg.LoadMetadataPlugins(PluginTypes.MetadataPlugin, _metadataPlugins);
}