OS-2465 'imgadm create' should clean up its '@final' snapshot on the dataset on failure
OS-2466 'imgadm create' should not fail on an existing '@final' snapshot on the VM
Add ipv6 support for zones to vmadm
Prevent reset storms on sata disks
Point at arekinath/illumos-kvm for AMD KVM support
Allow root to log in on zone consoles without password