[zanata/zanata-platform] 28f240: Enhance configure-app-server.js

[GitHub]

  Branch: refs/heads/ZNTA-2441
  Home:   https://github.com/zanata/zanata-platform
  Commit: 28f240c000d053c669acd5569a2531ab94a29277
      https://github.com/zanata/zanata-platform/commit/28f240c000d053c669acd5569a2531ab94a29277
  Author: Sean Flanigan <sflaniga at redhat.com>
  Date:   2018-04-05 (Thu, 05 Apr 2018)

  Changed paths:
    M server/docker/Dockerfile
    M server/docker/docker-compose.yml
    M server/etc/scripts/allocate-jboss-ports
    M server/etc/scripts/configure-app-server.js
    M server/functional-test/pom.xml

  Log Message:
  -----------
  Enhance configure-app-server.js

Split out individual options.
Use docker hub image's env var names for DB and MAIL.
Add more env vars to generated config.