mirakui/rack-health — pull request #2 by r7kamura (2013-11-29 01:39:23+00:00)
Title: Add rack-health.rb to help bundler load rack/health.rb

Just confirmed by the following command:

```sh
# shell-command
$ cd /path/to/rack-health
$ ruby -Ilib -rrack-health -e "p defined?(Rack::Health)"
"constant"
```