[PRD-1871] fix race condition for nailyfacts
Merge pull request #586 from Mirantis/prd1871

[PRD-1871] fix race condition for nailyfacts
enable apache mod_proxy for ubuntu
Merge pull request #588 from Zipfer/apache_api_proxy

enable apache mod_proxy for ubuntu
fixed syntax error in pmanager.py
Merge pull request #591 from kozhukalov/prd1872

fixed syntax error in pmanager.py