Updated openstack/openstack
Project: openstack/oslo-incubator  c3c2a58dfeb5460fa873646f609b6470ebc8d0ba

Fix "tests.unit.test_excutils" test with python 3.4

Mocking time.time() failed because python 3.4 did not pass "self" argument.

Change-Id: Icb9874250766eff20b8da0844a4fae33816088cb