message: Remove <Link> for <a>
  I believe `<Link>` is only used for internal app routing. For the Pateron avatars, it's intended to link to their Pateron page but in current state it's appending the url onto the current url.
diff: import React, { Component } from 'react';
  import PropTypes from 'prop-types';
  -import { Link } from 'react-router-dom';
  import { withStyles, Avatar, List, ListItem, ListItemText } from '@material-ui/core';
  import patrons from '../../../../patrons.json';
  @@ -21,17 +20,16 @@ class PatreonSponsors extends Component {
  <List className={classes.patronList}>
  {
  patrons.map(patron => (
  - <Link
  + <a
  key={patron.full_name}
  - to={patron.url}
  - target="_blank"
  + href={patron.url}
  rel="noopenner noreferrer"
  >
  <ListItem button>
  <Avatar alt={patron.full_name} src={patron.image_url} />
  <ListItemText primary={patron.full_name} secondary={patron.email} />
  </ListItem>
  - </Link>
  + </a>
  ))
  }
  </List>
  