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

[Andrew Cagney]

New commits:
commit 9ff7e224ac853dc4e013a92f778e8b716357caf1
Author: Andrew Cagney <cagney at gnu.org>
Date:   Wed Sep 6 14:19:19 2017 -0400

    logging: replace lswlog_log_prefix() with lswlog_log_pre() et.al.
    
    Only adds state/connection prefix when on the main thread
    (and conversely, can't race the main thread for the global
    state/connection pointers).