<md-app>
  <md-app-drawer>...</md-app-drawer>
  <md-app-content>...</md-app-content>
  <md-bottom-bar slot="md-app-drawer">
    <md-bottom-bar-item to="/components/bottom-bar/home" md-label="Home" md-icon="home"></md-bottom-bar-item>
    <md-bottom-bar-item to="/components/bottom-bar/favorites" md-label="Favorites" md-icon="favorite"></md-bottom-bar-item>
  </md-bottom-bar>
</md-app>