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

[Andrew Cagney]

New commits:
commit 21197bf63bffadf17b74a482310f147c4242ee37
Author: Andrew Cagney <cagney at gnu.org>
Date:   Mon Sep 4 15:02:29 2017 -0400

    logging: replace const char debug_prefix ('|') with DEBUG_PREFIX ("| ")
    
    Use everywhere.