message: show more stuff in the sidebar before it's fully bootstrapped (this way client can work in offline mode)
diff: </li>
  </ul>
  - <template v-if="app.user && isBootstrapped">
  + <template v-if="app.user">
  <hr>
  <hr>
  <ul class="shell-nav">
  - <li class="offline-disable" v-if="GJ_IS_CLIENT">
  + <li v-if="GJ_IS_CLIENT">
  <router-link
  :to="{ name: 'library.installed' }"
  active-class="active"
  <!--
  Playlists
  -->
  - <template v-if="isLeftPaneVisible">
  + <template v-if="isLeftPaneVisible && isBootstrapped">
  <div class="nav-heading" :title="$gettext( `library.nav.playlists` )">
  <translate>library.nav.playlists</translate>
  <span class="badge">
  