Incorporate feedback
Merge pull request #4 from pmorie/docker

Docker cartridge WIP
Add support for required env vars
Merge pull request #5 from pmorie/docker

Add support for required env vars
Add wildfly cartridge
Add build and prepare scripts
Update build and prepare.  Add run
Merge pull request #6 from pmorie/docker

Add wildfly cartridge
Cleanup
Merge pull request #7 from pmorie/docker

Cleanup
More cleanup