As #103 showed, we should have clear instructions as to how to add a frontend application inside our NoDock environment.

Hello, just a friendly feedback : it took me an unusually long time to figure out why psql couldn't connect to a PG server deployed using values taken in tests/vars.yml.

Postgres default famous port is 5432, so what is the rationale behind setting it to an unusual value like 5433 ?

➡️ https://github.com/ANXS/postgresql/blob/master/tests/vars.yml#L4

This probably has something

Currently iptables is completely disabled for RHEL 6 because I don't like dealing with iptables. If someone could fix that, it would be just great.

Since postgresql-container supports SSL verification we should document it.

Getting this error when I try to use pgvm for postgres 9 or 9.5
advice?

Those who want to use postgres standalone will wonder how to configure this container. Right now the information is here: https://deis.com/docs/workflow/installing-workflow/configuring-object-storage/#deisdatabase . I think it'd be great if this information was also in the readme for deis/postgres.