urlutil: extract `parseurl` from `hg` into the new module
The new module is well fitting for this new code. And this will be useful to
make the gathered code collaborate more later.
Differential Revision: https://phab.mercurial-scm.org/D10375
# mercurial.revlogutils -- basic utilities for revlog
#
# Copyright 2019 Pierre-Yves David <pierre-yves.david@octobus.net>
#
# This software may be used and distributed according to the terms of the
# GNU General Public License version 2 or any later version.
from __future__ import absolute_import