Updated openstack/openstack
Project: openstack/oslo.vmware  776c20d96845c602ed60aea0962c6bb190fa67a5

Fix to get exception detail with vCenter 5.1

The current child path used '/detail' is not compatible with
vCenter 5.1.

This patch adds a lookup to '/Envelope/Body/Fault/detail' to make
sure we get the detail of the exception.

Change-Id: Id5ca2d87a7cba8b531a4c54111505e72c70df021