Add openstack logging client to replace rsyslog::client

Signed-off-by: Bogdan Dobrelya <bogdando@mail.ru>
Fix verbose, debug, syslog facilities and level

Those options should be passed to openstack & swift classes
to control debug/verbose mode and syslog settings as well

Signed-off-by: Bogdan Dobrelya <bogdando@mail.ru>
Fix global scoped references for vars from site.pp

Fuel-lib's vars from top scope (site.pp) aren't top scoped
at fuel-web, thus, need to be passed to classes via its own vars

Signed-off-by: Bogdan Dobrelya <bogdando@mail.ru>
Add verbose, debug, log_level for swift classes

Templates should not use global scoped params, thus, had fixed

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