ngryman/raf.js — pull request #6 by SBoudrias (2014-04-22 20:17:58+00:00)
Title: Fix IE 8 by using compatible date methods

`Date.now()` is not supported in IE8, and the workaround is pretty easy.

I believe this is fairly important because this is a polyfill and having a polyfill not working on older browser is a bit of a headache...

Enjoy!