* Better documentation for swarm file, avoid exposing ports for no reason * add swarm file using traefik
* add docker swarm mode support Signed-off-by: Pierre DEMAGNY <pdemagny@printoclock.com> * use official prod-web image, respect project's standard directory layout & update readme accordingly. Signed-off-by: Pierre DEMAGNY <pdemagny@printoclock.com>