anchor.diff:  open Paket.Rop
   open Paket.Domain
       
  -type CompleteCoreInfo = 
  +type internal CompleteCoreInfo = 
       { Id : string
         Version : SemVerInfo option
         Authors : string list
  
positive.code:           Version = None
            Description = None }
  
  type OptionalPackagingInfo = 
      { Title : string option
        Owners : string list
        ReleaseNotes : string option
  
negative.code:         | None -> failwithf "No version given for %s" this.Id
      member this.NuspecFileName = this.Id + ".nuspec" 
  
  type internal ProjectCoreInfo = 
      { Id : string option
        Version : SemVerInfo option
        Authors : string list option
  