use server API domain, not client API

Author: jameshfisher

README.md

@@ -158,7 +158,7 @@ Pusher now allows sending native notifications to iOS and Android devices. Check
 
 ### Sending native pushes
 
-The native notifications API is hosted at `nativepushclient-cluster1.pusher.com` and only accepts https requests.
+The native notifications API is hosted at `nativepush-cluster1.pusher.com` and only accepts https requests.
 
 You can send pushes by using the `notify` method, either globally or on the instance. The method takes two parameters:
 
@@ -366,12 +366,12 @@ print webhook["events"]
 
 Users can configure the library to use different backends to send calls to our API. The HTTP libraries we support are:
 
-* [Requests](http://docs.python-requests.org/en/latest/) (`pusher.requests.RequestsBackend`). This is used by default. 
+* [Requests](http://docs.python-requests.org/en/latest/) (`pusher.requests.RequestsBackend`). This is used by default.
 * [Tornado](http://www.tornadoweb.org/en/stable/) (`pusher.tornado.TornadoBackend`).
 * [AsyncIO](http://asyncio.org/) (`pusher.aiohttp.AsyncIOBackend`).
 * [Google App Engine](https://cloud.google.com/appengine/docs/python/urlfetch/) (`pusher.gae.GAEBackend`).
 
-Upon initializing a Pusher instance, pass in any of these options to the `backend` keyword argument. 
+Upon initializing a Pusher instance, pass in any of these options to the `backend` keyword argument.
 
 ### Google App Engine
 

pusher/notification_client.py

@@ -2,7 +2,7 @@
 from .http import POST, Request, request_method
 from .util import ensure_text
 
-DEFAULT_HOST = "nativepushclient-cluster1.pusher.com"
+DEFAULT_HOST = "nativepush-cluster1.pusher.com"
 RESTRICTED_GCM_KEYS = ['to', 'registration_ids']
 API_PREFIX = 'server_api'
 API_VERSION = 'v1'

pusher_tests/test_notification_client.py

@@ -26,7 +26,7 @@ def setUp(self):
 	def test_notify_success_case(self):
 		request = self.client.notify.make_request(['yolo'], self.success_fixture)
 		self.assertEqual(request.method, u'POST')
-		self.assertEqual(request.base_url, u'https://nativepushclient-cluster1.pusher.com:443')
+		self.assertEqual(request.base_url, u'https://nativepush-cluster1.pusher.com:443')
 		self.assertEqual(request.path, '/server_api/v1/apps/4/notifications')
 		self.assertEqual(request.params, {
 			'interests': ['yolo'],