anchor.diff:      CopyFile net4Dir (buildDir @@ "Pricer.Core.pdb")
   
   Target "CreatePackage" (fun _ ->
  -    let net4Dir = packagingDir @@ "lib/net40/"
  -    CleanDirs [net4Dir]
  -    copyFiles net4Dir
  +    CreateDir deployDir
  +    let net461Dir = packagingDir @@ "lib/net461/"
  +    CleanDirs [net461Dir]
  +    copyFiles net461Dir
       trace (sprintf "Pushing Nuget Package using Key:%s" nugetKey)
       NuGet updateNugetPackage "Pricer.nuspec"
   )
  
positive.code: let projectSummary = "Library with several methods to price options and estimate historical volatility"
  let projectDescription = "Pricer for options and other financial products"
  
  // version info - I will have to add AssemblyInfo fsharp style and upgrade version from it
  let version = "0.23.0"
  let nugetKey = getBuildParamOrDefault "nugetKey" ""
  
  let Exec command args =
  
negative.code: Target "Zip" (fun _ ->
      !! (buildDir + "\**\*.*")
          -- "*.zip"
          |> Zip buildDir (deployDir + "Pricer." + getVersion() + ".zip")
  )
  
  Target "RunBenchmark" (fun _ -> 
  