JulesWang/css.vim — pull request #19 by amadeus (2013-08-02 05:56:25+00:00)
Title: Added highlight group for commas in attributes

Basically when you do something like:

```css
box-shadow: 0 1px 0 #000, 0 -1px 0 #000;
```

The comma separator gets its own highlight group which by default maps to Special