added definitions for media query features

Fixes issue #13 

Media types were added from the css grammar.

Added features from http://www.w3.org/TR/css3-mediaqueries/ to the definitions, including min/max prefixes, and separate entries for the color and monochrome features.

Before
![before](https://cloud.githubusercontent.com/assets/2543659/5192424/a724dbb0-74f7-11e4-87e2-89bf5a82405e.png)

After
![after](https://cloud.githubusercontent.com/assets/2543659/5192426/add8ecda-74f7-11e4-8334-96147f531bb3.png)