Foreman » Installer

Add PuppetDB 4 support for puppetdb_foreman

related to theforeman/puppetdb_foreman@57f782c

Allow puppetdb plugin config settings to be managed.

closes GH-383

whitelist FreeBSD also in plugins

Clsoes GH-370

refs #4841 - change EL OSes to use 'tfm' SCL prefix

Parameters are supplied on the main foreman class to revert behaviour
for Foreman 1.9 and prior, plus on three plugin classes with
non-standard package names.

Closes GH-348