bbatsov/rubocop — pull request #1204 by rickmzp (2014-07-12 02:06:27+00:00)
Title: Allow disabling of all cops from default Rubocop config

Sometimes it is preferred to configure the use of Rubocop with a whitelist instead of a blacklist. This option allows Rubocop users to build a style guide from scratch or from a small subset of existing style guides without needing to disable rules that are enabled by default.