Merge branch 'fix-exclude-dockerstats-from-watchtower' into 'master'

Exclude dockerstats from watchtower to avoid errors

See merge request !120

common/docker_dockerstats/templates/docker-compose.yml

@@ -11,4 +11,5 @@ services:
     volumes:
       - /var/run/docker.sock:/var/run/docker.sock
       - /usr/bin/docker:/usr/bin/docker
-
+    labels:
+      - com.centurylinklabs.watchtower.enable=false