   <td>
                  <em>{% translate "Pending invitation" %}</em>
                </td>
                <td>
                  <span class="badge">{{ invitation.group }}</span>
                </td>
                <td>
                  <form action="{{ invitation.get_absolute_url }}" method="post" class="inlineform">
                    {% csrf_token %}
                    <input type="hidden" name="action" value="resend" />
                    <button type="submit"
                            class