public void FillOptions (CalDavSynchronizer.Contracts.Options options)
{
options.SynchronizationMode = _synchronizationMode;
options.ConflictResolution = _conflictResolution;
options.SynchronizationIntervalInMinutes = _synchronizationIntervalInMinutes;
options.IsChunkedSynchronizationEnabled = IsChunkedSynchronizationEnabled;
options.ChunkSize = ChunkSize;
}