private List <Question> GetAllRelatedQuestions(System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
{
var questionList = new List <Question>(Questions);
foreach (var q in e.NewItems)
{
var s = q as Question;
var t = Traveler.GetAllRequisites(s);
questionList.AddRange(t);
}
var id = questionList.Where(y => y.Template == false).Select(x => x.Id).Distinct();
var nl = new List <Question>();
foreach (var idi in id)
{
nl.Add(questionList.First(x => x.Id == idi));
}
return(nl);
}