import ColumnsArea from './components/columns_area'; import Column from './components/column'; import Drawer from './components/drawer'; import ComposeFormContainer from './containers/compose_form_container'; import FollowFormContainer from './containers/follow_form_container'; import UploadFormContainer from './containers/upload_form_container'; import StatusListContainer from './containers/status_list_container'; import NotificationsContainer from './containers/notifications_container'; import NavigationContainer from './containers/navigation_container'; import PureRenderMixin from 'react-addons-pure-render-mixin'; import LoadingBarContainer from './containers/loading_bar_container'; const UI = React.createClass({ propTypes: { router: React.PropTypes.object }, mixins: [PureRenderMixin], render () { return (