Updated openstack/openstack
Project: openstack/oslo.i18n  12ba391a5534cdee0c54ccbfde6f28e38fcfee9e

Remove unused/mutable default args

Having mutable default args is a bad idea
(http://docs.python-guide.org/en/latest/writing/gotchas/#mutable-default-arguments).

Change-Id: I4a51c1aea04a1d2fd1e03e72a0594d2ee80eb921
Updated openstack/openstack
Project: openstack/oslo.db  91e5c5eec9b7dad75a61ed24dfaedec1c3a61c73

Add run_cross_tests.sh script

Script `run_cross_tests.sh` can be used for running unit tests in
other projects using the current package's code.

Change-Id: Iad636216cd73d2eeb70448fda789c0ad9d579b3a
Related-Bug: #1367354