* New upstream snapshot. - Keystone v3 Support [David Ames] (LP: #1686437) - flake8/pycodestyle updates. - tests: change to having http server select its own port - Support filters that contain a '-' in the tag name - Improvements for running flake8 in different Ubuntu release environments. - add running of tox. - json2streams: Accept items with no size. - tools changes (not related to package functionality) - tools/ubuntu_versions.py: Exclude old versions by version not name - Update default LTS alias to point to Xenial (LP: #1606606) - Create chksum for LXD metadata+root for squashfs (LP: #1577922)