Add links to MP and resolve minor fixes

appengine/swarming/handlers_endpoints_test.py

 #!/usr/bin/env python
 # coding=utf-8
 # Copyright 2015 The LUCI Authors. All rights reserved.
 # Use of this source code is governed under the Apache License, Version 2.0
 # that can be found in the LICENSE file.
 
 import base64
 import datetime
 import json
 import logging
@@ skipping 52 matching lines @@
     self.set_as_user()
 
 
 class ServerApiTest(BaseTest):
   api_service_cls = handlers_endpoints.SwarmingServerService
 
   def test_details(self):
     """Asserts that server_details returns the correct version."""
     response = self.call_api('details')
     self.assertEqual({
+      'machine_provider_prefix': '',
+      'milo_prefix': '',
+      'sk_revision_prefix': '',
       'server_version': utils.get_app_version(),
       'bot_version': bot_code.get_bot_version('https://testbed.example.com'),
       }, response.json)
 
   def test_public_permissions(self):
     """Asserts that permissions respond correctly to an unauthed user."""
     self.set_as_anonymous()
     response = self.call_api('permissions')
     expected = {
         u'cancel_task': False,
@@ skipping 1924 matching lines @@
     self.assertEqual(expected, response.json)
 
 
 if __name__ == '__main__':
   if '-v' in sys.argv:
     unittest.TestCase.maxDiff = None
     logging.basicConfig(level=logging.DEBUG)
   else:
     logging.basicConfig(level=logging.CRITICAL)
   unittest.main()