Create peterbe.pp

This installs some choice libraries from a list of possible libs here: https://github.com/mozilla-boxen/base-boxen/blob/master/Puppetfile

The versions are not the application versions, but the versions for the boxen package.

Also installs the site.pp packages here: https://github.com/mozilla-boxen/base-boxen/blob/master/manifests/site.pp