[Checkins] [zopefoundation/zope.pagetemplate] 7ca5ca: Fix Sphinx doctest build under Python 3.

[GitHub]

  Branch: refs/heads/rtd-docs
  Home:   https://github.com/zopefoundation/zope.pagetemplate
  Commit: 7ca5ca807d5eb0f7551f8f5e1d78e01aae3ba551
      https://github.com/zopefoundation/zope.pagetemplate/commit/7ca5ca807d5eb0f7551f8f5e1d78e01aae3ba551
  Author: Jason Madden <jamadden at gmail.com>
  Date:   2017-11-03 (Fri, 03 Nov 2017)

  Changed paths:
    M src/zope/pagetemplate/engine.py

  Log Message:
  -----------
  Fix Sphinx doctest build under Python 3.

I don't know how it actually passes, though, since test_engine.py
includes a bunch of other regexes to normalize, and if I take those
out then running the unittest doctest fails.