message: Using defaultProps instead of OR in PanelSpinner component
diff: @@ -2,7 +2,11 @@ import React from 'react';
  import PropTypes from 'prop-types';
  import Spinner from '../Spinner/Spinner';
  -const PanelSpinner = ({ height, ...restProps }) => <Spinner {...restProps} style={{ height: height || 100 }} />;
  +const PanelSpinner = ({ height, ...restProps }) => <Spinner {...restProps} style={{ height }} />;
  +
  +PanelSpinner.defaultProps = {
  + height: 100
  +};
  PanelSpinner.propTypes = {
  height: PropTypes.number
  