[Merge] ~mylesjp/ubuntu/+source/python-oslo.utils:master into ~ubuntu-openstack-dev/ubuntu/+source/python-oslo.utils:master

[Nick Rosbrook]

Review: Approve

Uploaded with usual fixes
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https://code.launchpad.net/~mylesjp/ubuntu/+source/python-oslo.utils/+git/python-oslo.utils/+merge/488786
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