Bug fixes and new webhook support

Fix stderr from fact

Add support for auto calculated prefixes + Bug fix cachedir

Remove deprecated params

Add purgedirs back

This release fixes a removal of a param that
was scoped for the 3.0 series, this param
has not been useful in r10k for some time
but breaks semver so this release fixes that
for the 2.x series of the module

Fix for RHEL 7 systemd status

RHEL 7 systemd fixes

Update Webhook Init Scripts

Add system support to webhook

Fix webhook.yaml issues with FOSS voxpupuli#163