Updated openstack/openstack
Project: openstack/nova  5cf70c22e52c194d5e137dc18ecd2af75647f3ee

VMWare: add power off vm before detach disk during unrescue

Non Hot Plug type disk like IDE can only be detached when the VM is power off.

Close-bug: #1279199
(cherry picked from commit 1e1915aaaca38b5691794e0e052a42b9d95dd3c2)

Conflicts:

	nova/virt/vmwareapi/vmops.py

Change-Id: Ib1f387a41abe2b52357854e90c2535ebb7b43f18