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

[Andrew Cagney]

New commits:
commit 8372cce2d7115eb1a6c616ee24414cbbf9073eca
Author: Andrew Cagney <cagney at gnu.org>
Date:   Mon May 4 13:34:29 2015 -0400

    building pluto: don't include Makefile.extra, and use mk/ files