Set authentication details
es_auth(es_host = NULL, es_port = NULL, es_path = NULL,
es_transport_schema = NULL, es_user = NULL, es_pwd = NULL,
force = FALSE, es_base = NULL)
(character) Base url
(character) Port
(character) http or https. Default: http
(character) User name
(character) Password
(logical) Force update
(character) deprecated, use es_host