message: remove redundant key
diff: @@ -216,7 +216,7 @@ class FilePanel extends React.Component {
  // "(" + this.state.timelineSet._timelines.join(", ") + ")" + " with key " + this.props.roomId);
  return (
  <div className="mx_FilePanel" role="tabpanel">
  - <TimelinePanel key={"filepanel_" + this.props.roomId}
  + <TimelinePanel
  manageReadReceipts={false}
  manageReadMarkers={false}
  timelineSet={this.state.timelineSet}
  