message: upgrade docker readme
diff: @@ -181,7 +181,7 @@ Note: if you want to use the mongo db plugin, you have to enable it in your `dat
  ```
  # pull images
  -docker pull eosio/eos:latest
  +docker pull eosio/eos:20180528
  docker pull mongo:latest
  # create volume
  docker volume create --name=nodeos-data-volume
  @@ -192,7 +192,7 @@ docker-compose -f docker-compose-dawn4.2.yaml up -d
  # get chain info
  curl http://127.0.0.1:8888/v1/chain/get_info
  # get logs
  -docker-compose logs nodeosd
  +docker-compose logs -f nodeosd
  # stop containers
  docker-compose -f docker-compose-dawn4.2.yaml down
  ```
  