Merge pull request #7 from gabriel-samfira/master

various fixes
Merge pull request #8 from gabriel-samfira/master

various fixes
Merge pull request #9 from gabriel-samfira/master

small changes
Merge pull request #10 from gabriel-samfira/master

added test_server.ps1
use testr instead of nosetests
Merge branch 'master' of git://github.com/cloudbase/ci-overcloud-init-scripts