### `Drawer`

Responsive vertical menu bar.

Props:

* string `title` - title to display above the menu items
* string `color` - background color of drawer (optional)
* node `children` - a collection of `Drawerlink` elements

### `DrawerLink`

Menu item for inside `Drawer`.

Depending on the props passed to this component, the resulting component
that is rendered becomes a style `<NavLink>`, `<a>` or `<div>`.

Props:

* string `title` - Link title (required)
* string `to` - React router `to` prop
* string `href` - HTML link `href`
* function `onClick` - Onclick handler
* bool `exact` - React router `exact` prop
* bool `hidden` - Whether to hide the menu itme
* bool `disable` - Whether to disable the menu item