Intro the show command for future details (tags for now)
Intro .provision_on_start flag for ships

Allows control over when the livery provisioning happens for
ships. This was needed because sometimes we don't want to
provision (Puppet) until all ships are up and we know their
hostnames in AWS, etc.
Use Puppetlabs repo site, not gems

Tested with "precise" 12.x ships, should adapt to any Ubuntu
on its own. Targets Puppet 2.7.* as the gem install used to.
Merge pull request #79 from jblaine/master

Use Puppetlabs repo site, not gems