static EvaluatorManager()
        {
            try
            {
                RefreshEvaluators();
            }
            catch (Exception)
            {
                Debug.LogError("Error while loading evaluators");
            }

            itemQueryEngine = new SearchItemQueryEngine();
        }
 static EvaluatorManager()
 {
     RefreshEvaluators();
     itemQueryEngine = new SearchItemQueryEngine();
 }