Updated openstack/openstack
Project: openstack/oslo-incubator  c306bc19150fe6e58b088a713c8f45ba4c693496

Use oslo.messaging to publish log errors

If log_handler is not available, fallback to oslo.messaging PublishErrorsHandler
to not require oslo notifier.

Change-Id: I28f421ddc4779dfddc8ecf40b709de06cf9dfc6d
Closes-Bug: #1330878