kennonkwok/rabbitmq — pull request #162 by jjasghar (2014-11-21 20:21:55+00:00)
Title: Updated the RuboCop camel case

Answer is because Rubocop changed name to RuboCop (camel case) in
version 0.23.0.

https://gist.github.com/renier/9d23ead9a36ba2939d18