remove expectedFailure decorator from twitter.status test

Author: bear

tests/test_status.py

@@ -89,7 +89,6 @@ def testRelativeCreatedAt(self):
         status.now = self._ParseDate('Feb 04 12:00:00 2007')
         self.assertEqual('about 34 days ago', status.RelativeCreatedAt)
 
-    @unittest.expectedFailure
     def testAsJsonString(self):
         '''Test the twitter.Status AsJsonString method'''
         self.assertEqual(StatusTest.SAMPLE_JSON,