Add openstack::logging class for rsyslog and logrotate

- Add logrotate class to be called from site.pp with rsyslog
- Refactor stages for simple and single
- Add logrotate config to master bootstrap.
- Fix fuel version
- Add logrotate for single,simple,compact,minimal
- Workaround logrotate exit code bug

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

Conflicts:
	deployment/puppet/openstack/examples/site_openstack_ha_compact.pp
	deployment/puppet/openstack/examples/site_openstack_ha_minimal.pp
	deployment/puppet/openstack/examples/site_openstack_simple.pp
	deployment/puppet/openstack/examples/site_openstack_single.pp
	deployment/puppet/openstack/manifests/logging.pp
	iso/bootstrap_admin_node.sh

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