message: fix(chat-markers): mark only transferred messages
diff: @@ -251,7 +251,7 @@ export default class ChatMarkersPlugin extends AbstractPlugin {
  // @REVIEW spec is not clear if only markable message from the same resource should be marked
  while (!!msg) {
  - if (msg.getDirection() === direction) {
  + if (msg.getDirection() === direction && msg.isTransferred()) {
  if (status === RECEIVED) {
  if (msg.isReceived()) {
  // no need to traverse all messages
  