Add GDPR statment and links

web/app/templates/auth/register.html.j2

@@ -16,7 +16,8 @@
     <div class="card-content">
       <h2>Register</h2>
       <p>Simply enter a username and password to receive your registration email. After that you can start right away.</p>
-      <p>It goes without saying that the <a>General Data Protection Regulation</a> applies, only necessary data is stored.</p>
+      <p>It goes without saying that the <a href="{{ url_for('main.privacy_policy') }}">General Data Protection Regulation</a> applies, only necessary data is stored.</p>
+      <p>Please also read our <a href="{{ url_for('main.terms_of_use') }}">terms of use</a> before signing up for nopaque!</p>
     </div>
   </div>
 </div>