anchor.diff:  
   [<CLIMutable>]
   type AdvancedOptions =
  -    { IsBlockStructureEnabled: bool 
  +    { IsBlockStructureEnabled: bool
         IsOutliningEnabled: bool }
       static member Default =
  -      { IsBlockStructureEnabled = true 
  +      { IsBlockStructureEnabled = true
           IsOutliningEnabled = true }
   
   [<Export>]
  
positive.code: [<CLIMutable>]
  type CodeLensOptions =
    { Enabled : bool
      ReplaceWithLineLens: bool 
      UseColors: bool
      Prefix : string }
      static member Default =
  
negative.code:         store.Register LanguageServicePerformanceOptions.Default
          store.Register AdvancedOptions.Default
          store.Register IntelliSenseOptions.Default
          store.Register CodeLensOptions.Default
  
      member __.IntelliSense : IntelliSenseOptions = store.Read()
      member __.QuickInfo : QuickInfoOptions = store.Read()
  