refs #3246 - fixes in commands to match output changes
fixes #3594 - host power related commands
Merge pull request #43 from tstrachota/host

fixes #3594 - host power related commands
Merge pull request #44 from tstrachota/gem_cleanup

fixes #3215 - Gem cleanup
host creation docs updated with params for bare metal
Merge pull request #45 from tstrachota/docs

host creation docs updated with params for bare metal
refs #3215 - removed link to hammer_cli git from Gemfile