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

[D. Hugh Redelmeier]

New commits:
commit 531a7fbc5e562c74d6d6b0101eaebd3d652bb909
Author: D. Hugh Redelmeier <hugh at mimosa.com>
Date:   Sat Jun 2 22:17:43 2018 -0400

    doc: ipsec.secrets.5.xml: improve description of Post-quantum preshared keys.