Adrien Vergé e5d69cb68e Cleanly override config in tests
CONF.set_override() is often called in tests but CONF.clear_override()
is never. Create a override_config() method in the base TestCase class
that restores previous conf value after test, as it is done in other
OpenStack projects.

Change-Id: Id57b4502a2a37ea12047985cf2ea6c38c6f965fd
2014-10-28 22:35:42 +01:00
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