Merge remote-tracking branch 'remotes/awilliam/tags/vfio-updates-20170717.0' into staging

VFIO fixes 2017-07-17

 - Init re-order to better support hot-add on SPAR (Alexey Kardashevskiy)

# gpg: Signature made Mon 17 Jul 2017 21:33:01 BST
# gpg:                using RSA key 0x239B9B6E3BB08B22
# gpg: Good signature from "Alex Williamson <alex.williamson@redhat.com>"
# gpg:                 aka "Alex Williamson <alex@shazbot.org>"
# gpg:                 aka "Alex Williamson <alwillia@redhat.com>"
# gpg:                 aka "Alex Williamson <alex.l.williamson@gmail.com>"
# Primary key fingerprint: 42F6 C04E 540B D1A9 9E7B  8A90 239B 9B6E 3BB0 8B22

* remotes/awilliam/tags/vfio-updates-20170717.0:
  vfio-pci, ppc64/spapr: Reorder group-to-container attaching

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>