update readme

README.rst

@@ -49,32 +49,41 @@ Getting started
 Client
 ^^^^^^
 
-To retrieve something from the web::
+To retrieve something from the web:
 
+.. code-block:: python
+  
   import aiohttp
 
   def get_body(url):
       response = yield from aiohttp.request('GET', url)
       return (yield from response.read())
 
 You can use the get command like this anywhere in your ``asyncio``
-powered program::
+powered program:
+
+.. code-block:: python
 
   response = yield from aiohttp.request('GET', 'http://python.org')
   body = yield from response.read()
   print(body)
 
 If you want to use timeouts for aiohttp client side please use standard
-asyncio approach::
+asyncio approach:
+
+.. code-block:: python
 
    yield from asyncio.wait_for(request('GET', url), 10)
 
-Server
+
+   Server
 ^^^^^^
 
 In aiohttp 0.12 we've added highlevel API for web HTTP server.
 
-There is simple usage example::
+There is simple usage example:
+
+.. code-block:: python
 
     import asyncio
     from aiohttp import web