anchor.diff:      property FolderThreshold : Longint
         read  FFolderThreshold
         write SetFolderThreshold;
  +    property StoreOptions : TAbStoreOptions
  +      read  FStoreOptions
  +      write SetStoreOptions
  +      default AbDefStoreOptions;
   
     protected {events}
       property OnSave : TAbArchiveEvent
  
positive.code:     procedure SetFolderThreshold(Value : Longint);
      procedure SetCompressionType(Value : TAbCabCompressionType);
      procedure SetFileName(const aFileName : string); override;
  
    protected {properties}
      property CompressionType : TAbCabCompressionType
  
negative.code:     property CompressionType;
      property FolderThreshold;
      property ItemProgressMeter;
      property StoreOptions;
      property OnArchiveProgress;
      property OnArchiveItemProgress;
      property OnChange;
  