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

[Andrew Cagney]

New commits:
commit dc49a97017876d89d9cb144298c971a7f74f1073
Author: Andrew Cagney <cagney at gnu.org>
Date:   Thu Apr 13 15:23:28 2017 -0400

    building: switch pluto to using mk/program.mk
    
    Still has hack to include mk/config.mk
    
    Old pluto Makefile's clean target didn't delete all .o files
    leading to some strange behaviour.