OS-1808 move VM.js logs to /var/log/vm/logs and rotate to /var/log/vm/vm.log
OS-2175 have mdata:fetch write out new /etc/resolv.conf if required data is in metadata.
OS-1808 change to -S 1g vs -s 100m since we have -b script to populate the logs.
Merge branch 'master' of git://github.com/joyent/smartos-live into ec