In order to avoid unnecessary browser requests to other sites,
install a copy of the OpenDev logo on the Lodgeit server and serve
it from there rather than pointing at one served from Gitea.
Change-Id: I4c3678a1de8ca4a41cd0c64aab71b2e0e25373af
Add robots.txt same as the old server. While we're here and before
the db is setup, put everything under /var/lib/lodgeit/ for general
consistency.
Change-Id: Ib40cba5bb9e1f9f98769c00e2e9fe09e8fb2582f