public static async Task InitializeAsync(AsyncPackage package)
        {
            await ThreadHelper.JoinableTaskFactory.SwitchToMainThreadAsync(package.DisposalToken);

            OleMenuCommandService commandService = await package.GetServiceAsync(typeof(IMenuCommandService)) as OleMenuCommandService;

            Instance = new MarginToggleCommand(package, commandService);
        }
        protected override async Task InitializeAsync(CancellationToken cancellationToken, IProgress <ServiceProgressData> progress)
        {
            await JoinableTaskFactory.SwitchToMainThreadAsync(cancellationToken);

            await MarginToggleCommand.InitializeAsync(this);
        }