am ef765bda: add filler version of sidenav that will be removed by javascript. This is simply to reduce the perceived load time, which was previously high because the sidenav was mostly empty.

* commit 'ef765bdaf42dfd9d30303b44dd7b614e6d631701':
  add filler version of sidenav that will be removed by javascript. This is simply to reduce the perceived load time, which was previously high because the sidenav was mostly empty.