Updated openstack/openstack
Project: openstack/python-glanceclient  cfe06235207d50d6d36b3d8b3e87608412038c80

Adds support for Glance Tasks calls

Add tasks operations on client side to support task create,
list all and show.

DocImpact
Implement blueprint async-glance-workers

Change-Id: Ib4b8e347a8a47817e3b427c8ba024e8c32f65155