Fixed sign in page so it will always scroll to top when page is loaded, so the sign in fields are visible. Commit ready for merge.

 - Legacy-Id: 13911

Author: kivinen

ietf/templates/registration/login.html

@@ -11,6 +11,7 @@
   <div class="col-md-2 col-sm-0"></div>
   <div class="col-md-8 col-sm-12">
     <h1>Sign in</h1>
+    <script type="text/javascript">window.scrollTo(0, 0)</script>
 
     <form method="post">
       {% csrf_token %}