Polymer/docs — pull request #476 by chexxor (2014-06-28 18:17:16+00:00)
Title: Un-escape new-code highlighting in step-4.md.

Also, remove that odd character by `{{favoriteTapped}}` and `{{post.favorite}}`. It renders as a [x] character for me.
Add indicator for new styles placement by adding the nearby `` element.