Github user spmallette commented on the issue:
https://github.com/apache/tinkerpop/pull/802
what is the advantage to building these images if a `.docker` file is
present? don't we really just need to build those images on demand (i.e.
manually enable the profile with ` -Pdocker-images`)? like, if someone was
testing them specifically? or if someone was deploying them? ---
