- 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/Test.Loader.Philips/PhilipsXmlTest.cs

@@ -87,7 +87,7 @@ namespace Test.Loader.Philips
 
 
       // save and reload
-      ser.Save(tempFile);
+      ser.Save();
       ser = plugin.CreateSerializer(tempFile);
       ser.Load();
       data = ser.DataRoot;