Sync jsonutils from oslo-incubator 32e7f0b5

Syncs the jsonutils module from oslo-incubator using commit
32e7f0b56f527427544050f251999f3de588ac93 .

Note that since there's a feature change in oslo-incubator I'm
switching to module syncs.

 $ ./update.sh --nodeps --base keystone --dest-dir ../keystone \
     --modules jsonutils

This change includes the following commit
-----------------------------------------
d9060f6 Check for namedtuple_as_object support before using it

Change-Id: I152faacdbb394209f87b91a699bb4ca185c2125e
Closes-Bug: #1361230
Merge "Sync jsonutils from oslo-incubator 32e7f0b5"