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

[Andrew Cagney]

New commits:
commit 66d10694b4a393ad571adf186c62b251d4a27e0d
Author: Andrew Cagney <cagney at gnu.org>
Date:   Tue May 3 19:25:24 2016 -0400

    building: make "config" a top-level-only target
    
    Recursion does nothing.