Comment 9 for bug 1640933

Reviewed: https://review.openstack.org/406093
Committed: https://git.openstack.org/cgit/openstack/python-tripleoclient/commit/?id=58dfb5196e08261938ec46c1f0c9573ac30d8777
Submitter: Jenkins
Branch: stable/newton

commit 58dfb5196e08261938ec46c1f0c9573ac30d8777
Author: Adriano Petrich <email address hidden>
Date: Wed Nov 16 09:37:20 2016 +0000

    Give better output on scale failures

    Currently when there's a failure during scale the output is
    pprinted json that is confusing and uninstrutive

    Printing the return message message attribute gives all the important
    status needed from that json

    Change-Id: I6e81f5812895f50209d1dc7a35c4f8fbd2447926
    Partial-Bug: #1640933
    (cherry picked from commit 37a4a6f6ae16b26eb0e99086ffedb1011355847b)