Comment 0 for bug 1513836

There is a new feature: developer could set additional debug/verbose output per MOS service [1]
But at the logging puppet there is an one mistake in getting hashes from config [2]. Instead of using `hiera('syslog_hash')` we should use `hiera_hash('syslog_hash')` for proper working of debug.

[1] https://bugs.launchpad.net/fuel/+bug/1490744
[2]https://github.com/openstack/fuel-library/blob/5f800ff6c0e0af55d4c39865b83b4d1c343c2068/deployment/puppet/osnailyfacter/modular/logging/logging.pp#L4