message: Handle possible edge case with getting stuck in "unsent messages" bar
  Just in case we're not cleaning up the isResending state properly, here's a catch all.
  Unrelated to (this code doesn't affect the js-sdk error the author is seeing)
diff: @@ -128,7 +128,11 @@ export default class RoomStatusBar extends React.Component {
  _onRoomLocalEchoUpdated = (event, room, oldEventId, oldStatus) => {
  if (room.roomId !== this.props.room.roomId) return;
  - this.setState({unsentMessages: getUnsentMessages(this.props.room)});
  + const messages = getUnsentMessages(this.props.room);
  + this.setState({
  + unsentMessages: messages,
  + isResending: messages.length > 0 && this.state.isResending,
  + });
  };
  // Check whether current size is greater than 0, if yes call props.onVisible
  