update docs to indicate name is optional
update docs to indicate name is optional

joyent/rfd,AnthonyMann/rfd,davepacheco/rfd,joyent/rfd,rmustacc/rfd,davepacheco/rfd,melloc/rfd,davepacheco/rfd,joyent/rfd,joyent/rfd,rmustacc/rfd,AnthonyMann/rfd,melloc/rfd,davepacheco/rfd,melloc/rfd,davepacheco/rfd