Foreman » Installer

Drop group parameter on plugins

Setting the group can be useful if other processes need to read the
file, but for foreman-proxy this is not the case.

Fixes #28877 - Dynamically determine Pulp Puppet dir

This change removes the default value and looks it up at runtime. The
benefit is that we can use the lookup method to get the answer for the
puppet module.

The main driver for this is that the puppet_environmentpath fact has...

use pulpcore naming convention

solves https://github.com/theforeman/puppet-foreman_proxy/issues/550

provide no path for pulp3 api url

Simplify plugin parameters

When all values are static, there's no need to load it via a params
class. It also tightens some parameter types.

Add Pulp 3 HTTP URLs

This matches the pulp3.yml.example file with defaults that match what
theforeman-foreman_proxy_content deploys.

Add pulp3 options to the pulp plugin

Since smart_proxy_pulp 1.4.0 pulp3.yml is created.

Use puppetdir from params

Use a default if puppet_environmentpath fact n/a

closes GH-303

use puppet_environmentpath fact from stdlib