Updated openstack/openstack
Project: openstack/keystone  8125dfdd16ac7e2973257164c3e2885f8f5bd5bd

Work toward Python 3.4 support and testing

Change-Id: I8d4950000f4c4d0bbc06c8eda78589c40988e5fc
Updated openstack/openstack
Project: openstack/swift  90c267152f671fe49dfd6a145e32fc7d8bb994e1

Change method _sort_key_for to static

This method does not reference to any attribute of this class, so it's better
to change it to classstatic.

Change-Id: I3ea0ca83cb29ceae9afb20da0c9817a9b044c084
Signed-off-by: Lin Yang <lin.a.yang@intel.com>