Adds the user's role.
A role can be added only on the primary server.
+--- (PARAMS_T) +---KLHST_ACL_ROLE_DN = (STRING_T)\<display name\> +---KLHST_ACL_ROLE_ID = (INT_T)\<id\> +---KLHST_ACL_ROLE_NAME = (STRING_T)<guid name>