FIX: we don't need buttons that do nothing

Leading to v1 we don't need UI reminders in our product.

app/assets/javascripts/discourse/templates/user/user.js.handlebars

@@ -52,11 +52,6 @@
         </ul>
       {{/if}}
 
-      {{#if can_edit}}
-        <div style='margin-top: 10px'>
-          <button class='btn' data-not-implemented='true' disabled title="{{i18n not_implemented}}"><i class='fa fa-download'></i>{{i18n user.download_archive}}</button>
-        </div>
-      {{/if}}
     </section>
 
     <section class='user-main'>