Bumps version to 2.3.3 and updates Changelog

Changelog

@@ -9,7 +9,8 @@
 
 2.3.3
 =====
-:release-date: TBA
+:release-date: 2011-16-09 05:00 P.M BST
+:by: Mher Movsisyan
 
 * Monkey patching :attr:`sys.stdout` could result in the worker
   crashing if the replacing object did not define :meth:`isatty`

celery/__init__.py

@@ -5,7 +5,7 @@
 import os
 import sys
 
-VERSION = (2, 3, 2)
+VERSION = (2, 3, 3)
 
 __version__ = ".".join(map(str, VERSION[0:3])) + "".join(VERSION[3:])
 __author__ = "Ask Solem"