url: always access req._tunnel_host
The getattr() was there to handle Python versions before 2.6, which
lacked this attribute.
We /might/ be able to further delete some code here. However, the
behavior here is extremely hard to follow because large parts of
this code duplicate code from the Python standard library and it
is difficult to understand what is actually needed.
Differential Revision: https://phab.mercurial-scm.org/D5950
Mercurial
=========
Mercurial is a fast, easy to use, distributed revision control tool
for software developers.
Basic install::
$ make # see install targets
$ make install # do a system-wide install
$ hg debuginstall # sanity-check setup
$ hg # see help
Running without installing::
$ make local # build for inplace usage
$ ./hg --version # should show the latest version
See https://mercurial-scm.org/ for detailed installation
instructions, platform-specific notes, and Mercurial user information.