Format defaults/vars with the same amount of comment dashes
Merge pull request #149 from drybjed/fix_whitespace

Format defaults/vars with the same amount of comment dashes
Refactor current host comparison to use 'in group_names'
Merge pull request #153 from drybjed/redis_group_names

Refactor current host comparison to use 'in group_names'
Use the string format for the hosts group
Merge pull request #154 from drybjed/rails_deploy_group_name

Specify hosts group as a string in 'rails_deploy' role