Cherry-pick the following commits from release-0.4

* Fix errors in infrastructure
	blueprinr one-style-config
	1) Update sample config - remove non-existing directory
	2) Add 0.4.1 version
	3) Rename config file to sample
	Fixes-Bug: 1270734

* Catch AttributeError in case of incorrect session_id
	Closes-Bug: 1269749

* Fixed issue with copy configuration files.
	Closes-Bug: #1271079

* Add translation support

	Use openstack.common.gettextutils for translation
	Closes-Bug: #1267514

* Fix name for syslog_log_facility param

* Update requirements for a release-0.4.1

* Handle incorrect env_id
	Closes-Bug: 1227154

* Import _ not implicit

Change-Id: I2744eaeef369220c5a8dabb027ba40622be9d155