Collector #2524: Medusa sent "HTTP/None..." as response header when

then HTTP version could not be determined from the HTTP request.
Now sending "HTTP/1.0..."

Notice: needs to be backported to the 2_4 branch after 2.4.1 release

doc/CHANGES.txt

@@ -56,6 +56,9 @@ Zope Changes
         - Fixed conflict resolution problem in BTrees (BTreeTemplace/
           _p_resolveConflict)
 
+        - Collector #2524: Medusa sent "HTTP/None..." as response header when
+          then HTTP version could not be determined from the HTTP request.
+          Now sending "HTTP/1.0..."
 
     Zope 2.4 beta 2