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

[Andrew Cagney]

New commits:
commit accaa47b449cb66c45771b235aa2b684fc65475a
Author: Andrew Cagney <cagney at gnu.org>
Date:   Wed Feb 14 12:26:40 2018 -0500

    web: update README.md, make optional steps clearer