message: remove Box maxWidths example
diff: @@ -56,12 +56,6 @@ const Index = props => (
  <Example name='Box'>
  <Box p={3} bg='gray.1'> Box </Box>
  </Example>
  - <Example name='Box maxWidths'>
  - <Box p={3} bg='gray.1' maxWidth='small'> Box small </Box>
  - <Box p={3} bg='gray.2' maxWidth='medium'> Box medium </Box>
  - <Box p={3} bg='gray.1' maxWidth='large'> Box large </Box>
  - <Box p={3} bg='gray.2' maxWidth='xlarge'> Box xlarge </Box>
  - </Example>
  <Example name='Button'>
  <Button> Button </Button>
  </Example>
  