Merge pull request #47 from sapegin/updatestylus

Update dependencies
version bump
Update Stylus to v0.35.1. Closes GH-48.
Update copyright to 2013
v0.7.0
Update dependencies. Closes GH-50.
0.8.0
Cleanup docs
add descriptions on the option 'resolve url'
Merge pull request #56 from jiyinyiyong/patch-1

add descriptions on the option 'resolve url'
Generate README
Normalize doc style
Remove Gruntfile.js as main in package.json
Bump Stylus to 0.38. Closes GH-59.
0.9.0
Update Stylus and Nib.