[Swan-commit] Changes to ref refs/heads/master

[Antony Antony]

New commits:
commit 4e7c165db8b2605fa1f8da7bd97eeb035f88bdbd
Author: Antony Antony <antony at phenome.org>
Date:   Fri Aug 9 11:50:53 2019 +0000

    testing: more undoing of podman to docker for travis tests