PUBAPI-580: s/data_center/datacenter/
PUBAPI-580: s/data_center/datacenter/

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