Merge pull request #40 from MirantisDellCrowbar/feature/DCB-117/release/pebbles/pull-req

Feature/dcb 117/release/pebbles/pull req
Merge branch 'release/pebbles/master' of github.com:crowbar/barclamp-nova into crowbar-release/pebbles/master
Merge pull request #44 from crowbar/release/pebbles/master

Release/pebbles/master
rhel initial support
lot of fixes for centos
style fixes and some logical issue
fix for smoketest
smoketest fix
Adding cinder-snapshot dependent tests skipping for RHEL.

All smoketests that are dependent or based on cinder snapshots manipulations will be skipped if executed on RHEL.
Merge pull request #221 from MirantisDellCrowbar/feature/DCB-149/pebbles/master

https://github.com/crowbar/barclamp-nova/pull/221

Merged by devtool for rajinir