remove more python 2.6 code + upgrade coverage + cleaner setup.py

tests/document/dynamic.py

@@ -141,11 +141,9 @@ class DynamicTest(unittest.TestCase):
 
     def test_three_level_complex_data_lookups(self):
         """Ensure you can query three level document dynamic fields"""
-        p = self.Person()
-        p.misc = {'hello': {'hello2': 'world'}}
-        p.save()
-        # from pprint import pprint as pp; import pdb; pdb.set_trace();
-        print self.Person.objects(misc__hello__hello2='world')
+        p = self.Person.objects.create(
+            misc={'hello': {'hello2': 'world'}}
+        )
         self.assertEqual(1, self.Person.objects(misc__hello__hello2='world').count())
 
     def test_complex_embedded_document_validation(self):