Remove default Vagrantfile -> User must choose Vagrantfile based on their preferences
Added dockerfiles{beer,mongo}
Improved documentation
Refactor initial_apt_update; remove mongo puppetmodule; timeout=>0 in pip install; mongo from 10gen apt repos
Upgrade puppet from puppetlabs repo
nginx port now required to be an integer (jfryman/nginx)
Add non-default memory,cpu customization
Updated README.md