- Updated code to clixon 5.2 status

- Added LIST_PAGINATION clixon_custom constant
- Fix: leafs added as augments on rpc input/output lacked cv:s

apps/restconf/restconf_err.c

@@ -309,6 +309,8 @@ api_return_err(clicon_handle  h,
 	}
 	break;
     default: /* Just ignore the body so that there is a reply */
+	clicon_err(OE_YANG, EINVAL, "Invalid media type %d", media);
+	goto done;
 	break;
     } /* switch media */
     assert(cbuf_len(cb));