Merge pull request #48 from EdwardBetts/patch-3

Skip another pickle test if dill isn't installed.

Author: derek73

tests.py

@@ -77,6 +77,7 @@ def test_len(self):
         hn = HumanName("John Doe")
         self.m(len(hn), 2, hn)
 
+    @unittest.skipUnless(dill,"requires python-dill module to test pickling")
     def test_config_pickle(self):
         C = Constants()
         self.assertTrue(dill.pickles(C))