In preparation for integration with the new Glance client, this drops the return of image metadata from GlanceImageService.get in addition to renaming it to 'download'. Change-Id: I75ca3a0a909335e74cd521da6f894c163e773e94
In preparation for integration with the new Glance client, this drops the return of image metadata from GlanceImageService.get in addition to renaming it to 'download'. Change-Id: I75ca3a0a909335e74cd521da6f894c163e773e94