message: Pass replacingEventId for edits to appear in thread's view
diff: @@ -1209,6 +1209,7 @@ export default class EventTile extends React.Component<IProps, IState> {
  onHeightChanged={this.props.onHeightChanged}
  tileShape={this.props.tileShape}
  editState={this.props.editState}
  + replacingEventId={this.props.replacingEventId}
  />
  { actionBar }
  </div>,
  