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

[Andrew Cagney]

New commits:
commit cc6116f32cdcec46d8f0df62008876bfddb886f0
Author: Andrew Cagney <cagney at gnu.org>
Date:   Tue May 12 16:58:34 2015 -0400

    building: don't rely on chmod a+x when running refnames.sh