public MyIssuesFilterModel(IssueFilterState filterState = IssueFilterState.All, IssueState issueState = IssueState.Open,
                            IssueSort sort = IssueSort.None, string labels = null, bool ascending = false)
 {
     SortType   = sort;
     Open       = issueState;
     Ascending  = ascending;
     FilterType = filterState;
     Labels     = labels;
 }
 public MyIssuesFilterModel(IssueFilterState filterState = IssueFilterState.All, IssueState issueState = IssueState.Open, 
     IssueSort sort = IssueSort.None, string labels = null, bool ascending = false)
 {
     SortType = sort;
     Open = issueState;
     Ascending = ascending;
     FilterType = filterState;
     Labels = labels;
 }