mozilla/servo — pull request #1318 by therealglazou (2013-11-28 14:24:09+00:00)
Title: Implement :nth-*() and :*-of-type level 3 pseudo-classes

Implement :nth-child, :nth-last-child, :nth-of-type, :nth-last-of-type, :first-of-type, :last-of-type and :only-of-type Selectors Level 3 pseudo-classes. Reftests included.