anchor.diff:      stringExpr {
           match msg with
           | None -> ()
  -        | Some u -> yield u + "\n"
  +        | Some u -> yield u + Environment.NewLine
                   
  -        yield '\n'
  +        yield Environment.NewLine
   
           let first, last = argInfo |> List.partition (fun aI -> aI.IsFirst)
   
  
positive.code:             if not aI.Hidden then
                  yield! printArgUsage aI
  
          if not <| first.IsEmpty then yield '\n'
  
          for aI in last do 
              if not aI.Hidden then
  
negative.code: 
              if aI.IsRest then yield " ..."
  
              if not aI.Mandatory then yield ']'
              if aI.Id <> (Seq.last sorted).Id then yield ' '
      } |> String.build
  
  /// <summary>
  