[Checkins] [zopefoundation/zope.exceptions] 492321: Fix underlines, add omitted section header.

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/zopefoundation/zope.exceptions
  Commit: 492321ac3c8ae3482edad8b25c80c5b4660855c6
      https://github.com/zopefoundation/zope.exceptions/commit/492321ac3c8ae3482edad8b25c80c5b4660855c6
  Author: Tres Seaver <tseaver at palladion.com>
  Date:   2015-01-22 (Thu, 22 Jan 2015)

  Changed paths:
    M docs/hacking.rst

  Log Message:
  -----------
  Fix underlines, add omitted section header.