Remove dependency on firewall for logging server role

It should be done, unless firewall rule parser's broken
idempotency have been fixed

Signed-off-by: Bogdan Dobrelya <bogdando@mail.ru>
Exclude rsyslog::install (avoid dependency loops for custom runstages)

Assumes rsyslog packages installed at BM or included in distro

Signed-off-by: Bogdan Dobrelya <bogdando@mail.ru>
Merge branch 'feat_highstamps'

Conflicts:
	deployment/puppet/openstack/manifests/logging.pp

Signed-off-by: Bogdan Dobrelya <bogdando@mail.ru>