message: fix(contentblock): fixed grid class
diff: @@ -51,7 +51,7 @@ storiesOf('Patterns (Sub-Patterns)|ContentBlock', module)
  return (
  <div
  - className={cx('bx-grid', {
  + className={cx('bx--grid', {
  [`${prefix}--content-block--inverse`]: inverse,
  })}>
  <div className="bx--row">
  