Work in progress GA
modules/ in .gitignore
Added code to override modules

With this it is now possible to override modules in Puppetfile by
adding them to modules/ (e.g with git clone <module>).
Including new profile name for admin
Quoted variables matter!

See https://docs.puppetlabs.com/hiera/1/data_sources.html
Referring wheel-only rule in pam for ssh