anchor.diff:        OutputPath: string
         Version: Version option
         ExcludeVersion: bool
  +      /// Specifies how often nuget should try to restore the packages - default is 5
  +      Retries: int
         IncludePreRelease: bool }
   
   /// RestoreSinglePackageParams defaults parameters  
  
positive.code:       OutputPath = RestorePackageDefaults.OutputPath
        Version = None
        ExcludeVersion = false
        IncludePreRelease = false }
  
  /// [omit]
  
negative.code:     { ToolPath: string
        Sources: string list
        TimeOut: TimeSpan
        /// Specifies how often nuget should try to restore the packages - default is 5
        Retries: int
        OutputPath: string}
  
  /// RestorePackage defaults parameters
  