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

[Andrew Cagney]

New commits:
commit 9607880ad3774e999ebce25a6373a16f87fcf96a
Author: Andrew Cagney <cagney at gnu.org>
Date:   Tue Jul 28 20:10:24 2015 -0400

    building: kvm: restore lost null-check

commit d5b7bec7da3255dedf93d878b15772c32425a119
Author: Andrew Cagney <cagney at gnu.org>
Date:   Mon Jul 27 15:03:44 2015 -0400

    testing: add kvm-recheck and kvm-recheck-all et.al. make targets
    
    kvm-check is incremental and only tries un-tested tests
    kvm-recheck is incremental, but also tries failures
    kvm-recheck-all just re-tries everything