Imports
- github.com/BurntSushi/ty/fun
- github.com/cenk/backoff
- github.com/containous/flaeg
- github.com/containous/mux
- github.com/containous/traefik/log
- github.com/containous/traefik/rules
- github.com/containous/traefik/safe
- github.com/containous/traefik/tls
- github.com/containous/traefik/types
- github.com/pkg/errors
- github.com/xenolf/lego/acmev2
- github.com/xenolf/lego/providers/dns