Updated openstack/openstack
Project: openstack/keystone  614cc98ee60bad9fcb09f6bf02e828afef515361

Consistenly use jsonutils instead of json

Under Python 2.6 jsonutils imports simplejson, which
can not be used together with json. Using jsonutils
everywhere avoids the conflict.

Change-Id: I25ddae130bd42d2788a2f8cf37986b7e0d851827
Closes-Bug: #1325235