h5bp/html5boilerplate.com — pull request #122 by tagawa (2014-06-16 06:56:12+00:00)
Title: Change to setting X-UA-Compatible in .htaccess

Should be more efficient to match files -> set header, rather than set header -> match files -> unset (and fewer file types to keep track of). Code taken from http://www.validatethis.co.uk/tag/x-ua-compatible/