Merge remote-tracking branch 'remotes/berrange/tags/pull-qio-2016-10-27-1' into staging

Merge qio 2016/10/27 v1

# gpg: Signature made Thu 27 Oct 2016 13:54:03 BST
# gpg:                using RSA key 0xBE86EBB415104FDF
# gpg: Good signature from "Daniel P. Berrange <dan@berrange.com>"
# gpg:                 aka "Daniel P. Berrange <berrange@redhat.com>"
# Primary key fingerprint: DAF3 A6FD B26B 6291 2D0E  8E3F BE86 EBB4 1510 4FDF

* remotes/berrange/tags/pull-qio-2016-10-27-1:
  main: set names for main loop sources created
  vnc: set name for all I/O channels created
  migration: set name for all I/O channels created
  char: set name for all I/O channels created
  nbd: set name for all I/O channels created
  io: add ability to set a name for IO channels
  io: Add a QIOChannelSocket cleanup test
  io: set LISTEN flag explicitly for listen sockets
  io: Introduce a qio_channel_set_feature() helper
  io: Use qio_channel_has_feature() where applicable
  io: Fix double shift usages on QIOChannel features

Conflicts:
	qemu-char.c

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