message: Add credit card payment option
diff: <img alt="" border="0" src="https://www.paypalobjects.com/en_US/i/scr/pixel.gif" width="1" height="1" style="display: none !important;">
  </div>
  </form>
  + <a href="https://bkimminich.gitbooks.io/pwning-owasp-juice-shop/content/part3/donations.html#credit-card-donation-step-by-step" target="_blank" class="btn btn-danger">
  + <i class="fa fa-credit-card-alt fa-lg"></i> Credit Card
  + </a>
  <a href="/redirect?to=https://gratipay.com/juice-shop" target="_blank" class="btn btn-danger">
  <i class="fa fa-gratipay fa-lg"></i> Gratipay
  </a>
  