Foreman » Installer

Fixes #18821 - set PassengerMaxRequests to keep processes healthy

Enable foreman_proxy::realm_split_config_files for 1.15

fixes #18113 - change dhcp_range from false to undef

The module permits `Optional[String]` for this parameter, so it's
preferred to use undef/nil instead of false to disable it.

Add foreman/foreman_proxy monitoring, omaha plugins

Set foreman::email_config_method to database for 1.14+

Remove class mappings, now correct by default

GH-211

fixes #14023 - set passenger tuning options (#209)

max instances to 12 and max instances per app to 6 - this ensures
passenger has enough resources to respond to foreman and puppet
requests when one is under heavy load.

Refs #16802 - openscap hammer plugin

fixes #16207 - allow users to provide custom hiera configuration

Add migration for smart_proxy_ansible plugin