message: fix(SidePanel): remove resize event handler on unmount
diff: @@ -138,7 +138,7 @@ export default class SidePanel extends React.Component<SidePanelProps, SidePanel
  window.addEventListener('resize', throttle(this.handleResize, 150));
  }
  public componentWillUnmount() {
  - window.addEventListener('resize', throttle(this.handleResize, 150));
  + window.removeEventListener('resize', throttle(this.handleResize, 150));
  }
  public render() {
  