registerNodePlugin(new PageSiteNodePlugin(this));
registerManageNodeTabFactory(new ConvertNodeTabFactory());
// register default editor
ExtensionPointRegistry registry = brix.getConfig().getRegistry();
registry.register(MarkupEditorFactory.POINT, new SimpleMarkupEditorFactory());
// register node types for tree renderer
registry.register(NodeTreeRenderer.POINT, new PageNodeTreeRenderer());
registry.register(NodeTreeRenderer.POINT, new TemplateNodeTreeRenderer());
registry.register(NodeTreeRenderer.POINT, new CssNodeTreeRenderer());