Updated openstack/openstack
Project: openstack/python-troveclient  1fe0e4ee604ea9b6951eb3cc8e573b0e3b81bfde
null
Fixes troveclient raising undefined exception ConnectionError

Reason: ConnectionError exception is raised which is not defined in
        python-troveclient/troveclient/openstack/common/apiclient/exceptions.py

Change: ConnectionError should be renamed to ConnectionRefused.

Closes-Bug: #1240950

Change-Id: I73219d29efd71185cdf6ff56a7fe41165541681f