message: revert the rm-always-moves-down loop as thats done Server side...
diff: @@ -1020,14 +1020,7 @@ var TimelinePanel = React.createClass({
  var boundingRect = node.getBoundingClientRect();
  if ((allowPartial && boundingRect.top < wrapperRect.bottom) ||
  (!allowPartial && boundingRect.bottom < wrapperRect.bottom)) {
  - let latestReadEventIndex = i;
  - // Place the RM at a hidden event below the latest visible event.
  - // to prevent RM going up the timeline between clients which do not hide the same events.
  - for (let j = i + 1; j < this.state.events.length; j++) {
  - if (messagePanel._shouldShowEvent(this.state.events[j])) break;
  - latestReadEventIndex = j;
  - }
  - return latestReadEventIndex;
  + return i;
  }
  }
  return null;
  