eregs/regulations-site — pull request #619 by khandelwal (2014-03-10 22:06:39+00:00)
Title: Fix the content ordering of the TOC for diffs

The table of contents in diff view were not sorting correctly. We saw:

appendix h, appendix i, supplement i, appendix j

when we should see:

appendix h, appendix i, appendix j, ..., supplement i

This fixes the sorting.