anchor.diff:              true
           | ProjectType.Library ->
               true
  +        | ProjectType.Ignore ->
  +            true
           | ProjectType.Website webRoot ->
               // clean what Unpack command generated:
               for d in ["Scripts/WebSharper"; "Content/WebSharper"] do
  
positive.code:         (r, sw.Elapsed)
  
      let Compile settings =
          match List.ofArray settings.ItemInput with
          | raw :: refs ->
              let rawInfo = FileInfo(raw.ItemSpec)
  
negative.code:         | Html
          | Library
          | Website of webroot: string
          | Ignore
  
      let GetWebRoot settings =
          match settings.WebProjectOutputDir with
  