PUBAPI-452: Ensure package_name, package_version and billing_id are always given to create/resize machine.
PUBAPI-452: Ensure package_name, package_version and billing_id are always given to create/resize machine.

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