Fix multiline comments regex.

This fixes multiline comment highlighting when not preceeding `*/` with a space.
http://cl.ly/image/1F1x3V2F0t1X
Property syntax improvements.

- It is now possible to have more than 1 property per line.
- Spaces before property value is no longer a requirement.
Changed indentation to match the original file.

Switched spaces with tabs.
Merge pull request #4 from 404d/master

Syntax improvements and problems