updated readme

README.rst

@@ -8,14 +8,10 @@ Async IO support for Cyclotron
 .. image:: https://badge.fury.io/py/cyclotron-aio.svg
     :target: https://badge.fury.io/py/cyclotron-aio
 
-Key Features
-============
 
-Getting started
-===============
+This project is not mainained anymore. It has been split between `cyclotron
+<https://github.com/mainro/cyclotron-py/>`_. and `cyclotron-aiohttp
+<https://github.com/mainro/cyclotron-aiohttp/>`_.
 
-
-Documentation
-=============
-
-https://cyclotron-aio.readthedocs.io/
+The asyncio runner is now part of the cyclotron package. The aiohttp client and
+server drivers are now in the cyclotron-aiohttp package.