Updated openstack/openstack
Project: openstack/horizon  6ab00d10a020d51d58d5ba64f9d7e258f220033d

Synced jsonutils from oslo-incubator

The sync includes change that drastically enhances performance on Python
2.6 with fresh simplejson library installed.

The latest commit in oslo-incubator:
- 0f4586c0076183c6356eec682c8a593648125abd

The sync adds a new 'strutils' module that is now used in jsonutils.

Change-Id: Ib3dc0b713ed90396919feba018772243b3b9c90f
Closes-Bug: 1314129