twbs/bootstrap — pull request #9395 by cvrebert (2013-08-12 21:50:24+00:00)
Title: social-buttons.html: drop 'px' from height+width attrs per HTML5

/cc @mdo for review
See http://html5.validator.nu/?doc=http%3A%2F%2Ftwbs.github.io%2Fbootstrap%2F & https://developer.mozilla.org/en-US/docs/Web/HTML/Element/iframe