edx-solutions/xblock-discussion — pull request #23 by mtyaka (2014-09-08 17:59:34+00:00)
Title: Update MathJax to 2.4.

This fixes some weird infinite scrolling issues on the course discussion
page in IE9 & IE10.

It is probably related to:
https://github.com/mathjax/MathJax/issues/585