PUBAPI-958 wrap single 'defaults' entries in an array.
PUBAPI-958 wrap single 'defaults' entries in an array.

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