Update Træfik to v2.7

- Update README

README.md

@@ -3,7 +3,7 @@
 # Træfik
 
 [This project](https://gitlab.com/b-data/docker/deployments/traefik) serves as
-a template to run [Træfik](https://hub.docker.com/_/traefik) v2.6 in a docker
+a template to run [Træfik](https://hub.docker.com/_/traefik) v2.7 in a docker
 container using docker-compose.
 
 The goal is to set up a TLS termination proxy for all Docker containers

sample..env

@@ -7,7 +7,7 @@ COMPOSE_PROJECT_NAME=webproxy
 TF_HOME=
 
 ## Version
-TF_VERSION=2.6
+TF_VERSION=2.7
 
 ## Certificate Resolvers
 TF_ACME_EMAIL=postmaster@mydomain.com

sample.docker-compose.yml

@@ -41,7 +41,7 @@ services:
       - TRAEFIK_PROVIDERS_FILE_WATCH=true
 
 #  whoami:
-#    image: containous/whoami
+#    image: traefik/whoami
 #    networks:
 #      - webproxy
 #    labels: