alphagov/calendars — pull request #31 by tombye (2013-05-10 15:36:42+00:00)
Title: Quick accessibility fixes

Feedback from an accessibility review showed misuse of the `nav` tag was making the document difficult to read:

https://www.pivotaltracker.com/story/show/47377249

Tabs do not need to be wrapped in `nav` tags as they are already identified by their role attribute.
Skiplinks do not need to be wrapped in `nav` tags.