message: Alert: add stopPropagation to prevent closing
diff: @@ -56,6 +56,8 @@ export default class Alert extends Component {
  });
  };
  + stopPropagation = e => e.stopPropagation();
  +
  waitTransitionFinish (eventHandler) {
  if (transitionEvents.supported) {
  const eventName = transitionEvents.prefix ? transitionEvents.prefix + 'TransitionEnd' : 'transitionend';
  @@ -77,7 +79,7 @@ export default class Alert extends Component {
  style={style}
  onClick={this.onClose}
  >
  - <div {...restProps} ref={this.element} className={classNames(baseClassNames, {
  + <div {...restProps} ref={this.element} onClick={this.stopPropagation} className={classNames(baseClassNames, {
  'Alert--v': actionsLayout === 'vertical',
  'Alert--h': actionsLayout === 'horizontal',
  'Alert--closing': closing
  