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

[D. Hugh Redelmeier]

New commits:
commit a1cfb60803a68d7a4d04c539d73ef398e8cf67bb
Author: D. Hugh Redelmeier <hugh at mimosa.com>
Date:   Wed Mar 3 09:28:40 2021 -0500

    pluto: clarify selected_sec_label() by adding early-out to loops