[zanata/zanata-server] ff7c8a: update docker script

[GitHub]

  Branch: refs/heads/docker-script-2
  Home:   https://github.com/zanata/zanata-server
  Commit: ff7c8a8aae2d0b8e80cca88d5b9e1828b59bdda4
      https://github.com/zanata/zanata-server/commit/ff7c8a8aae2d0b8e80cca88d5b9e1828b59bdda4
  Author: Patrick Huang <pahuang at redhat.com>
  Date:   2016-10-06 (Thu, 06 Oct 2016)

  Changed paths:
    M docker/Dockerfile
    M docker/README.md
    A docker/conf/mysql-module/com/mysql/main/module.xml
    M docker/conf/standalone.xml
    M docker/rundev.sh

  Log Message:
  -----------
  update docker script

- it will map a docker volume to JBoss deployments folder
- the image will use a mysql module