![Doug Hellmann](/assets/img/avatar_default.png)
* update tox settings to work with constraints files * add files assumed to be present by the doc build jobs but that aren't actually needed (so they are empty) Change-Id: Ib7ea278f9dab502bc6f23af8d2dc1c37d2772977 Signed-off-by: Doug Hellmann <doug@doughellmann.com>