added realtime monitor setting

MediaBrowser.Model/Configuration/ServerConfiguration.cs

@@ -227,6 +227,8 @@ namespace MediaBrowser.Model.Configuration
         public TvFileOrganizationOptions TvFileOrganizationOptions { get; set; }
         public LiveTvOptions LiveTvOptions { get; set; }
 
+        public bool EnableRealtimeMonitor { get; set; }
+        
         /// <summary>
         /// Initializes a new instance of the <see cref="ServerConfiguration" /> class.
         /// </summary>
@@ -294,6 +296,8 @@ namespace MediaBrowser.Model.Configuration
             LiveTvOptions = new LiveTvOptions();
 
             TvFileOrganizationOptions = new TvFileOrganizationOptions();
+
+            EnableRealtimeMonitor = true;
         }
     }
 

MediaBrowser.Server.Implementations/FileOrganization/TvFolderOrganizer.cs

@@ -79,9 +79,15 @@ namespace MediaBrowser.Server.Implementations.FileOrganization
 
             foreach (var path in watchLocations)
             {
-                if (options.LeftOverFileExtensionsToDelete.Length > 0)
+                var deleteExtensions = options.LeftOverFileExtensionsToDelete
+                    .Select(i => i.Trim().TrimStart('.'))
+                    .Where(i => !string.IsNullOrEmpty(i))
+                    .Select(i => "." + i)
+                    .ToList();
+
+                if (deleteExtensions.Count > 0)
                 {
-                    DeleteLeftOverFiles(path, options.LeftOverFileExtensionsToDelete);
+                    DeleteLeftOverFiles(path, deleteExtensions);
                 }
 
                 if (options.DeleteEmptyFolders)

MediaBrowser.Server.Implementations/IO/LibraryMonitor.cs

@@ -129,15 +129,28 @@ namespace MediaBrowser.Server.Implementations.IO
         /// <param name="sender">The source of the event.</param>
         /// <param name="e">The <see cref="PowerModeChangedEventArgs"/> instance containing the event data.</param>
         void SystemEvents_PowerModeChanged(object sender, PowerModeChangedEventArgs e)
+        {
+            Restart();
+        }
+
+        private void Restart()
         {
             Stop();
             Start();
         }
 
+        public void Start()
+        {
+            if (ConfigurationManager.Configuration.EnableRealtimeMonitor)
+            {
+                StartInternal();
+            }
+        }
+
         /// <summary>
         /// Starts this instance.
         /// </summary>
-        public void Start()
+        private void StartInternal()
         {
             LibraryManager.ItemAdded += LibraryManager_ItemAdded;
             LibraryManager.ItemRemoved += LibraryManager_ItemRemoved;