anchor.diff:  
       let parameters = NuGetDefaults() |> setParams
   
  +    // create .nuspec file
       CopyFile parameters.OutputPath nuSpec
   
       let specFile = parameters.OutputPath @@ nuSpec
  
positive.code:       Project = "";
        Summary = null;
        Description = null;
        OutputPath = currentDirectory @@ "NuGet" }
   
  /// Creates a new NuGet package   
  let NuGet setParams nuSpec = 
  
negative.code:       Project: string;
        Summary: string;
        Description: string;                               
        OutputPath: string;
        PublishUrl: string;
        AccessKey:string;
        Publish:bool }
  
  /// NuGet default params  
  let NuGetDefaults() =
  