public void RemoveConversionStep(ILabelConversionStep step)
        {
            ConversionSteps.Remove(step);

            ConvertAllLabels();

            SelectedConversionStep = ConversionSteps.FirstOrDefault();
        }
        internal void CommitTemporalLabels()
        {
            ConversionSteps.Add(TemporalConversionStep);

            foreach (var label in Labels)
            {
                label.Commited = label.Temporal;
            }
        }