OS-1894: Warn, but do not crash, if metadata information is not present
OS-1229 / smartos-live#173 expose validate command via vmadm (thanks MerlinDMC)
OS-1229 fix case where brand is undefined in validate.
OS-1789 set refreservation to prevent overprovisioning KVM disks.
FWAPI-17 Rename machine to vm

FWAPI-8 Improve fwadm logging
FWAPI-17 Don't attempt to install removed parser files
smartos-live/joyent#177 fix issue with brand joyent not being supported for some datasets due to missing '/' in path.
FWAPI-17 Don't attempt to install removed rule file
OS-1916 fix validation for image_uuid,image_size,image_name + size,block_size
OS-1922 vmadm not exiting with non-zero on errors
OS-1923 vmadm create does not validate included firewall payload
OS-1661 vmadm and vmadmd should use node-panic to dump core on uncaught exceptions for post-mortem debugging.
OS-1926 vmadm does not allow filtering by nics.*.vlan_id=0
OS-1924 vmadm should allow filtering by nics.*.nic_tag
OS-1927 ramdisk runs out of inodes
OS-1933 fix issue where preloadZoneData callback called more than once in some cases.
OS-1935 update async.js to upstream 1fecb21940135b2ff647a93d1fc83df03b363714
OS-1859 imgadm v2
OS-1937 have vmadm, vmadmd and metadata agent abort on uncaught exception.
OS-1938 imgadm v2 fails to install image when not connected to Internet