Adding Readme file for a smoketest script.
Updating barclamp-heat to crowbar-hydrogen and openstack-havana.
Merge pull request #19 from MirantisDellCrowbar/release/hydrogen/master

Adding Readme file for a smoketest script.
Merge pull request #68 from MirantisDellCrowbar/feature/DCB-270/release/hydrogen/master

Barclamp Heat update.