[Misc] More formatting for dockerhub

README.md

@@ -369,14 +369,13 @@ The first time you create a container out of the xwiki image, a shell script (`/
 
 In order to support [Docker secrets](https://docs.docker.com/engine/swarm/secrets/), the configuration values can also be given to the container as files containing that value.
 
-- `DB_USER_FILE`: The location, inside the container, of a file containing the value for `DB_USER`
-- `DB_PASSWORD_FILE`: The location, inside the container, of a file containing the value for `DB_PASSWORD`
-- `DB_DATABASE_FILE`: The location, inside the container, of a file containing the value for `DB_DATABASE`
-- `DB_HOST_FILE`: The location, inside the container, of a file containing the value for `DB_HOST`
+-	`DB_USER_FILE`: The location, inside the container, of a file containing the value for `DB_USER`
+-	`DB_PASSWORD_FILE`: The location, inside the container, of a file containing the value for `DB_PASSWORD`
+-	`DB_DATABASE_FILE`: The location, inside the container, of a file containing the value for `DB_DATABASE`
+-	`DB_HOST_FILE`: The location, inside the container, of a file containing the value for `DB_HOST`
 
 *Note:* For each configuration value, the normal environment variable and \_FILE environment variable are mutually exclusive. Providing values for both variables will result in an error.
 
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 The main XWiki configuration files (`xwiki.cfg`, `xwiki.properties` and `hibernate.cfg.xml`) are available in the mapped local directory for the permanent directory on your host.
 
 If you need to perform some advanced configuration, you can execute another container and attach to the running XWiki container by issuing (but note that these won't be saved if you remove the container):