public override void BuildChildNodes(ITreeBuilder treeBuilder, object dataObject)
        {
            var project    = (DotNetProject)dataObject;
            var folderNode = new ProjectPackagesFolderNode(project);

            folderNode.RefreshPackages();
            treeBuilder.AddChild(folderNode);
        }
		public override void BuildChildNodes (ITreeBuilder treeBuilder, object dataObject)
		{
			var project = (DotNetProject)dataObject;
			var folderNode = new ProjectPackagesFolderNode (project);
			folderNode.RefreshPackages ();
			treeBuilder.AddChild (folderNode);
		}