--- a/web/http_headers.py	Fri Sep 11 16:01:10 2015 +0200
+++ b/web/http_headers.py	Tue Sep 15 15:10:59 2015 +0200
@@ -2,7 +2,7 @@
 # http://twistedmatrix.com/trac/wiki/TwistedWeb2
 
 
-import types, time
+import time
 from calendar import timegm
 import base64
 import re