tox -e doc reports some links that are redirects that we should update:
(line 106) ok https://docs.python.org/2/library/shlex.html#module-shlex
(line 175) ok https://docs.python.org/2/library/shlex.html#shlex.split
(line 149) ok https://docs.python.org/2/library/sys.html#sys.exit
(line 18) redirect http://pypi.python.org/pypi/sphinxcontrib-programoutput - permanently to https://pypi.python.org/pypi/sphinxcontrib-programoutput
(line 221) redirect http://docs.python.org/library/string.html#formatstrings - permanently to https://docs.python.org/3/library/string.html#formatstrings
(line 237) ok https://pythonhosted.org/sphinxcontrib-ansi/index.html#module-sphinxcontrib.ansi
(line 246) ok https://github.com/NextThought/sphinxcontrib-programoutput/issues
(line 268) ok http://tbaggery.com/2008/04/19/a-note-about-git-commit-messages.html
(line 258) ok https://github.com/NextThought/sphinxcontrib-programoutput
(line 273) ok https://help.github.com/articles/using-pull-requests
(line 10) redirect http://sphinx.pocoo.org/ - with Found to http://www.sphinx-doc.org/en/stable/
(line 265) redirect http://gun.io/blog/how-to-github-fork-branch-and-pull-request/ - permanently to https://gun.io/blog/how-to-github-fork-branch-and-pull-request/
(line 41) ok https://docs.python.org/2/library/subprocess.html#subprocess.CalledProcessError
(line 9) ok https://github.com/NextThought/sphinxcontrib-programoutput/issues/17
(line 271) redirect http://pypi.python.org/pypi/pep8/ - permanently to https://pypi.python.org/pypi/pep8/
(line 271) ok https://www.python.org/dev/peps/pep-0008
tox -e docreports some links that are redirects that we should update: