facebook/react — pull request #176 by andreypopp (2013-07-07 20:14:56+00:00)
Title: Add datetime to the list of known DOM attributes

as per http://www.whatwg.org/specs/web-apps/current-work/multipage/text-level-semantics.html#attr-time-datetime

not sure if I need to provide tests for this, though :)