Updated openstack/openstack
Project: openstack/python-glanceclient  57a2b43f6a672446c8ed5351fbc65235bfd7c08c
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Readd missing Babel dependency after merge from Oslo(master/bdda833)

The gettextutils now require Babel.

Change-Id: I2c3c443eff63a1adc727b9f65a755a3977c85a90