Automattic/_s — pull request #206 by philiparthurmoore (2013-04-23 06:54:56+00:00)
Title: Remove hgroup from theme. See #197.

Remove hgroup from theme. It's dead now: http://www.sitepoint.com/html5-hgroup-element-dropped/. In its place a div will be use that inherits the old class that was being applied to header.