improve and bugfix remote follow templates

bookwyrm/templates/ostatus/error.html

@@ -7,7 +7,7 @@
 
       <div class="columns">
           <div class="column">
-              <form name="login" method="post" action="{% url 'login' %}?next={{ request.path }}?acct={{ account }}">
+              <form name="login" method="post" action="{% url 'login' %}?next={{ request.path }}?acct={{ user.remote_id }}">
                   {% csrf_token %}
                   <div class="columns is-variable is-1">
                       <div class="column">
@@ -52,4 +52,7 @@
     </div>
     {% endif %}
 </div>
+<div class="block is-pulled-right">
+    <a href="" onclick="closeWindow()">Close window</a>
+</div>
 {% endblock %}