Merged fix for rfc1123 date formatting in client.py from 2.2 branch

lib/python/webdav/client.py

 """HTTP 1.1 / WebDAV client library."""
 
-__version__='$Revision: 1.10 $'[11:-2]
+__version__='$Revision: 1.11 $'[11:-2]
 
 import sys, os, string, regex, time, types
 import socket, httplib, mimetools
@@ -429,7 +429,7 @@ def rfc1123_date(ts=None):
     if ts is None: ts=time.time()
     ts=time.asctime(time.gmtime(ts))
     ts=string.split(ts)
-    return '%s, %s %s %s %s GMT' % (ts[0],ts[2],ts[1],ts[3],ts[4])
+    return '%s, %s %s %s %s GMT' % (ts[0],ts[2],ts[1],ts[4],ts[3])
 
 def marshal_string(name, val):
     return '%s=%s' % (name, quote(str(val)))