docs: function reloadSites() {
      function reload() {
        sites.get()
        .then(function(sites) {
          $scope.ui.sites = sites;
        });
      }
      /*
       * Reload sites mutliple times, because sometimes updates to list of sites
       * aren't ready immediately.
       */
      // Reload sites immediately.
      reload();
      // Reload sites again after 5 seconds.
      setTimeout(reload, 1000 * 5);
      // Reload sites again after 15 seconds.
      setTimeout(reload, 1000 * 15);
    }