public FilesystemPersistenceSettingsWriter(
     PersistenceReaderWriterBase <FilesystemPersistenceSettings> baseWriter)
     : base(baseWriter)
 {
 }
 public FilesystemPersistenceContentDataReader(
     PersistenceReaderWriterBase <FilesystemPersistenceSettings> baseReader)
     : base(baseReader)
 {
 }