message: Fix Button icon import
diff: import * as React from 'react'
  -import { Icon } from '..'
  import { Theme, withStyles, WithStylesProps } from '../../../styles'
  import { withHint, WithHintProps } from '../Hint'
  import { Icons } from '../Icon/generated/Icons'
  +import { Icon } from '../Icon/Icon'
  export type Type = 'normal' | 'primary'
  