html5rocks/slides.html5rocks.com — pull request #1 by paulirish (2014-02-07 01:23:36+00:00)
Title: add stale content warning.

as discussed on email

![image](https://f.cloud.github.com/assets/39191/2105865/749b94b4-8f96-11e3-97a6-ddcd4931bd9b.png)