instacart/Snacks

Menu Example:

```jsx
import { Menu, MenuItem, MenuDivider, Icon } from 'ic-snacks'

function onSelect(e, foo) {
  console.log(foo)
}

; <div style={{display: 'flex'}}>
    <div style={{marginRight: '30px'}}>
      <Menu onSelect={onSelect}>
        <MenuItem label="First" value="First" />
        <MenuItem label="Second" value="Second" />
        <MenuItem label="Third" value="Third" disabled />
        <MenuItem label="Fourth" value="Fourth"/>
        <MenuDivider />
        <MenuItem label="Fifth" value="Fifth" />
      </Menu>
    </div>

    <div>
      <Menu>
        <MenuItem label="Share via Email" value="email" leftIcon="emailFilled" labelStyles={{color: 'green'}}/>
        <MenuItem label="Share via Facebook" value="facebook" leftIcon={<Icon name="facebookFilled" style={{color: '#3c5a99', fontSize: '22px'}} />} />
        <MenuItem label="Share via Twitter" value="twitter" leftIcon="twitterFilled" leftIconStyles={{color: '#1da1f2'}}/>
      </Menu>
    </div>
  </div>
```