Workaround logrotate exit code bug

Signed-off-by: Bogdan Dobrelya <bogdando@mail.ru>
Add openstack::logging class for rsyslog and logrotate

Use logging class both for clients at site.pp and master at bootsrap

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