Updated openstack/openstack
Project: openstack/swift  aa0f00fc3d6189a9d15df836b3be6e3012060bed
null
Default region loading an old-style pickled ring

This is to support upgrades from swift < 1.8 using old-style pickled
rings to 1.10. Old-style pickled rings won't have region information.

Change-Id: I18b2acba3d346e41def9d25d3d4dbd12705e5375
Closes-Bug: #1248919