wymeditor/wymeditor — pull request #410 by FriedRice (2013-06-26 15:52:55+00:00)
Title: Add polyfill to structured headings plugin that supports numbered headers for IE7

Continue implementing the [structured heading plugin](https://github.com/wymeditor/wymeditor/wiki/Structured-heading-plugin) with numbered headings that work in IE7 because it cannot use CSS counters.