public void AddEvaluator(string optionName, EvaluationDelegate evaluationMethod, ExecutionDelegate executionMethod = null)
    {
        OptionEvaluator evaluator = new OptionEvaluator(optionName, evaluationMethod, executionMethod);

        OptionEvaluators.Add(evaluator);
    }
 public void AddEvaluator(OptionEvaluator evaluator)
 {
     OptionEvaluators.Add(evaluator);
 }