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

[Andrew Cagney]

New commits:
commit 0b37424ca172a3e75a59f419698c617afaee6852
Author: Andrew Cagney <cagney at gnu.org>
Date:   Fri Aug 17 19:53:01 2018 -0400

    ike_alg: enable IKE CHACHA20_POLY1305 when available