Fix line length

Author: macro1

simple_history/tests/tests/test_manager.py

@@ -83,5 +83,6 @@ def test_create_and_delete(self):
     def test_multiple(self):
         document1 = models.Document.objects.create()
         document2 = models.Document.objects.create()
-        historical = models.Document.history.as_of(datetime.now() + timedelta(days=1))
+        historical = models.Document.history.as_of(datetime.now()
+                                                   + timedelta(days=1))
         self.assertEqual(list(historical), [document1, document2])