Provide some examples for building images for containerized deployment

I have put together some base example build and deployment materials for Sakai. 

Sakai Docker Deployment Examples

A collection of tools and examples to demonstrate building and deploying Sakai using Docker and/or Docker Swarm.

Features

• Developemnt stack examples
  • Staged development stack.
  • All data persisted locally in ./DATA
  • Shell-In-A-Box (browser console) maven image
  • Swarm stacks designed to be layered
    • Proxy + Sakai (No Search) + Mysql + Maven
    • Proxy + Sakai (No Search) + Mysql + Maven + PhpMyAdmin + MailCatcher
    • Proxy + Sakai (Search Enabled) + Mysql + Maven + PhpMyAdmin + MailCatcher + Cerebro + Kibana
    • Proxy + Sakai (Search Enabled) + Mysql + Maven + PhpMyAdmin + MailCatcher + Cerebro + Kibana + Graylog
• Docker image building examples
  • Multiple build types:
  • From source
  • From binary release.
  • Automated via DockerHub
• Docker Swarm deployment examples
  • Example Swarm stacks
    • Sakai + Mysql
    • Sakai + Mysql + Elasticsearch + Cerebro + Mailcatcher