Fix crash of privacy page for logged out user

brutaldon/views.py

@@ -638,7 +638,7 @@ def about(request):
 def privacy(request):
     return render(request, 'privacy.html',
                       {"fullbrutalism": fullbrutalism_p(request),
-                       'own_acct' : request.session['user']})
+                       'own_acct' : request.session['user', None]})
 
 @cache_page(60 * 30)
 @br_login_required