anchor.diff:  let appReferences  = !! @"src\app\**\*.*sproj"
   let testReferences = !! @"src\test\**\*.*sproj"
   
  -// tools
  -let nunitPath = @".\Tools\NUnit"
  -
   // Targets
   Target "Clean" (fun _ ->
  -    CleanDirs [buildDir; testDir; deployDir; docsDir; metricsDir; nugetDir]
  +    CleanDirs [buildDir; testDir; deployDir; docsDir; metricsDir; nugetDir; reportDir]
   
       ["./tools/FSharp/FSharp.Core.optdata"
        "./tools/FSharp/FSharp.Core.sigdata"]
  
positive.code: let deployDir = @".\Publish\"
  let docsDir = @".\docs\" 
  let nugetDir = @".\nuget\" 
  let templatesSrcDir = @".\tools\Docu\templates\"
  let deployZip = deployDir @@ sprintf "%s-%s.zip" projectName buildVersion
  
  
negative.code: )
  
  Target "Test" (fun _ ->  
      !! (testDir @@ "Test.*.dll") 
        |> MSpec (fun p -> 
              {p with 
                  HtmlOutputDir = reportDir}) 
  )
  
  Target "ZipCalculatorSample" (fun _ ->
  