Updated openstack/openstack
Project: openstack/ceilometer  0f4147723eebae61311e0c4a3fcbac8f51a214bc

clean up swift middleware to avoid unicode errors

the swift middleware does not handle environment variables correctly.
this is causing ceilometer errors to be thrown in syslogs in the
check-swift-dsvm-full tests.

this patch adds in unicode support.

Closes-Bug: #1369124
Change-Id: Icf0874efcc69d9889df591b2cb4bbdd3930eaf68