Fix qemu-img create with NBD backing file (bz #1034433)
Rebase to qemu-1.7 GA
New monitor command blockdev-add for full featured block device hotplug.
Performance and functionality improvements for USB 3.0.
Many VFIO improvements
ACPI tables can be generated by QEMU and can be used by firmware directly.
Support creating and writing .vhdx images.
qemu-img map: dump detailed image file metadata