PUBAPI-1144 - when accessing datasets through the old /dataset API, if a dataset doesn't have a URN, follow docs and put the UUID in the URN.
PUBAPI-1144 - when accessing datasets through the old /dataset API,
if a dataset doesn't have a URN, follow docs and put the UUID in the
URN.

joyent/sdc-cloudapi,arekinath/sdc-cloudapi,arekinath/sdc-cloudapi,joyent/sdc-cloudapi,KrisShannon/sdc-cloudapi,KrisShannon/sdc-cloudapi