Apply cookie date fix from adios

ChangeLog

@@ -3,6 +3,7 @@
 	* Swap order of buttons in Remove window (Closes #1083)
 	* Change the compressed js script to deluge-all.js to avoid naming 
 	  conflicts on case-sensitive filesystems.
+	* Apply patch from adios fixing the cookie date
 
 ==== GtkUI ====
 	* Attempt to register as the default magnet uri handler in GNOME on startup

deluge/ui/web/auth.py

@@ -51,6 +51,8 @@ import time
 import random
 import hashlib
 import logging
+from datetime import datetime, timedelta
+from email.utils import formatdate
 
 from twisted.internet.defer import Deferred
 from twisted.internet.task import LoopingCall
@@ -82,9 +84,9 @@ def get_session_id(session_id):
         return None
 
 def make_expires(timeout):
-    expires = int(time.time()) + timeout
-    expires_str = time.strftime('%a, %d %b %Y %H:%M:%S GMT',
-            time.gmtime(expires))
+    dt = timedelta(seconds=timeout)
+    expires = time.mktime((datetime.now() + dt).timetuple())
+    expires_str = formatdate(timeval=expires, localtime=False, usegmt=True)
     return expires, expires_str
 
 class Auth(JSONComponent):