tests/test-doctest.py

hgwebdir: try to get web.style and web.motd from the ui.config system

This finishes fixing issue253.  As a bonus, web.style and web.motd
settings from ~/.hgrc will be used for the hgwebdir index page.

#!/usr/bin/env python
#

import doctest

import mercurial.changelog
# test doctest from changelog

doctest.testmod(mercurial.changelog)