message: remove todo from flash
diff: @@ -29,8 +29,6 @@ describe('Flash', () => {
  expect(render(<Flash scheme="green" />)).toHaveClasses(['flash', 'flash-success'])
  })
  - // TODO: understand why these aren't working
  -
  it('respects margin utility prop', () => {
  expect(renderStyles(<Flash m={4} />)).toMatchKeys({
  'margin': `${theme.space[4]}px`
  