Merge remote-tracking branch 'remotes/afaerber/tags/qom-cpu-for-peter' into staging

QOM CPUState and X86CPU

* MAINTAINERS cleanup

# gpg: Signature made Mon 18 Apr 2016 17:23:16 BST using RSA key ID 3E7E013F
# gpg: Good signature from "Andreas Färber <afaerber@suse.de>"
# gpg:                 aka "Andreas Färber <afaerber@suse.com>"

* remotes/afaerber/tags/qom-cpu-for-peter:
  MAINTAINERS: Drop target-i386 from CPU subsystem

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