Modernizr/Modernizr — pull request #1192 by joaocunha (2014-01-16 10:11:42+00:00)
Title: Adds high resolution displays feature detection

Modernizr test for retina / high resolution / high pixel density. Adds a "hires" class.

First contribution over here.

![shiba](https://f.cloud.github.com/assets/766837/1929364/7bab41e8-7e96-11e3-8678-e96b8f267fdb.png)