PUBAPI-527: Document keys can be retrieved by fingerprint
PUBAPI-527: Document keys can be retrieved by fingerprint

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