Updating the URL of the Puppet forge API per the output during librarian-puppet module installation.
Specifying the pyenv, erlang, and epel dependencies so they will be included in the generated Puppetfile.
Merge pull request #1143 from wimpyprogrammer/fix/master/1142_Puppetfile_updates

Puppetfile updates (#1142)

Thanks for the PR.

The URLs in the Configure.php files are actually outdates and no longer used anywhere, since I moved to an "include everything, always" approach a few months ago. Expect to see this code removed soon, but the `Vagrantfile` stuff is great. Thanks!