theforeman/puppet-puppet — pull request #97 by bmx0r (2013-09-11 22:23:38+00:00)
Title: correct sample to install without foreman

if you want to install without foreman you need to set server_external_nodes => '',(must be a string, validate in init.pp)
besides it is tested in server/config.pp, to return a false value we need an empty string