astakos: Update tests

fix pithos:// redirect params extraction

snf-astakos-app/astakos/im/tests/auth.py

@@ -1339,7 +1339,8 @@ class TestWebloginRedirect(TestCase):
         # scheme preserved
         self.assertTrue(url.startswith('pithos://localhost/'))
         # redirect contains token param
-        params = urlparse.urlparse(url, 'https').query
+        params = urlparse.urlparse(url.replace('pithos', 'https'),
+                                   scheme='https').query
         params = urlparse.parse_qs(params)
         self.assertEqual(params['token'][0],
                          AstakosUser.objects.get().auth_token)