- removed superfluous parameter from SerializerBase.Save()

- added "Pooling=False" parameter to all Sqlite connection strings to prevent open file locks after closing the connection and to avoid extreme delays when using CloseAllPools()
- C# code refactoring "using var" instead of "using ( ) { }" where possible

source/ChanSort.Loader.Grundig/Serializer.cs

@@ -300,10 +300,8 @@ namespace ChanSort.Loader.Grundig
 
     #region Save()
 
-    public override void Save(string tvOutputFile)
+    public override void Save()
     {
-      // "Save As..." is not supported by this loader
-
       foreach (var list in this.DataRoot.ChannelLists)
         this.UpdateChannelList(list);