Included quickstack::load_balancer::common

into quickstack::pacemaker::load_balancer

To avoid following error when all $include_* are false (testing use cases):
"Could not find resource 'Service[haproxy]' for relationship from 'Quickstack::Pacemaker::Vips[loadbalancer]'"
BZ #1111656 - Horizon puppet error for HA-all-in-one-controller

https://bugzilla.redhat.com/show_bug.cgi?id=1111656

Puppet no longer errors and horizon gets configured.
Thanks to xbezdick for finding the fix.
Added list_params feature and refactored
Merge pull request #285 from gildub/bug/HA_load_balancer+include

Included quickstack::load_balancer::common
Merge pull request #286 from gildub/ForemanAPI/list_params

Added list_params feature and refactored
Merge pull request #284 from cwolferh/bz_1111656_horizon_vhost_fix

BZ #1111656 - Horizon puppet error for HA-all-in-one-controller