bbatsov/rubocop — pull request #648 by kylewelsby (2013-11-25 14:54:41+00:00)
Title: Number Literal message mistake.

Message was missing a space resulting in

Separate every 3 digits in the integer portion of a numberwith underscores(_).

instead of

Separate every 3 digits in the integer portion of a number with underscores(_).