message: chore(storybook): add grid to Image story
diff: @@ -9,8 +9,11 @@ import { object, text, withKnobs } from '@storybook/addon-knobs';
  import Image from '../Image';
  import React from 'react';
  import readme from '../README.md';
  +import { settings } from 'carbon-components';
  import { storiesOf } from '@storybook/react';
  +const { prefix } = settings;
  +
  storiesOf('Components|Image', module)
  .addDecorator(withKnobs)
  .addParameters({
  @@ -39,5 +42,13 @@ storiesOf('Components|Image', module)
  'https://dummyimage.com/672x672/ee5396/161616&text=1x1'
  );
  - return <Image sources={image} defaultSrc={defaultSrc} alt={alt}></Image>;
  + return (
  + <div className={`${prefix}--grid`}>
  + <div class="bx--row">
  + <div class="bx--col-sm-4 bx--col-lg-8 bx--offset-lg-4">
  + <Image sources={image} defaultSrc={defaultSrc} alt={alt}></Image>
  + </div>
  + </div>
  + </div>
  + );
  });
  