Merge remote-tracking branch 'quintela/migration.next' into staging

# By Wangting (Kathy)
# Via Juan Quintela
* quintela/migration.next:
  The calculation of bytes_xfer in qemu_put_buffer() is wrong

Message-id: 1384946787-8190-1-git-send-email-quintela@redhat.com
Signed-off-by: Anthony Liguori <aliguori@amazon.com>