anchor.diff:  let runtimes =
     [ "win7-x86"; "win7-x64"; "osx.10.11-x64"; "ubuntu.14.04-x64"; "ubuntu.16.04-x64" ]
   
  -Target.Create "DotnetPackage" (fun _ ->
  +Target.Create "DotnetPackage_" (fun _ ->
       let nugetDir = System.IO.Path.GetFullPath nugetDncDir
   
       Environment.setEnvironVar "Version" release.NugetVersion
  
positive.code:     ?=> "StartDnc"
      ==> "InstallDotnetCore"
      ==> "DownloadPaket"
      ==> "DotnetPackage"
  
  // Full framework build
  
negative.code: Target.Create "StartDnc" ignore
  Target.Create "Release" ignore
  Target.Create "BuildSolution" ignore
  Target.Create "DotnetPackage" ignore
  Target.Create "AfterBuild" ignore
  
  open Fake.Core.TargetOperators
  