Updated openstack/openstack
Project: openstack/nova  44f517374fe17fdcb1177bca204bb832cbd0a7bf

xenapi: upload/download params consistency change

This patch updates the params for upload_image and download_image to be
consistent.

Change-Id: Ie6dbdb096624fb06a4fc29a461c3569e48df3ec0
Partial-Bug: 1380776