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

[D. Hugh Redelmeier]

New commits:
commit 2f1e3f8dc5355266d71bd5a29fd708bc615f673b
Author: D. Hugh Redelmeier <hugh at mimosa.com>
Date:   Wed Sep 4 14:13:54 2019 -0400

    ip_address.h: fix grammar in a comment