anchor.diff:        ResultSpecs = [currentDirectory @@ "TestResult.xml"]
         ShadowCopy = false
         TeamCity = false
  +      Labels = LabelsLevel.Default
         ErrorLevel = Error
       }
   
   /// Tries to detect the working directory as specified in the parameters or via TeamCity settings
   /// [omit]
  -let getWorkingDir parameters = 
  +let getWorkingDir parameters =
       Seq.find isNotNullOrEmpty [ parameters.WorkingDir
                                   environVar ("teamcity.build.workingDir")
                                   "." ]
  
positive.code:       ProcessModel = DefaultProcessModel
        Agents = None
        Domain = DefaultDomainModel
        Framework = Default
        Force32bit = false
        DisposeRunners = false
        TimeOut = TimeSpan.FromMilliseconds((float)Int32.MaxValue)
  
negative.code:         | Mono35 -> "mono-3.5"
          | Mono40 -> "mono-4.0"
          | Other(name) -> name
  
  /// Option which allows to specify if a NUnit error should break the build.
  type NUnit3ErrorLevel = TestRunnerErrorLevel
  
  /// The --labels option in NUnit3 console runner. Specify whether to write test case names to the output.
  type LabelsLevel =
      | Default
      | Off
      | On
      | All
      member x.ParamString =
          match x with
          | Default -> ""
          | Off -> "Off"
          | On -> "On"
          | All -> "All"
  
  /// The NUnit 3 Console Parameters type. FAKE will use [NUnit3Defaults](fake-testing-nunit3.html) for values not provided.
  ///
  