update readme

Author: fafhrd91

README.rst

@@ -81,14 +81,13 @@ Server
 
 In aiohttp 0.12 we've added highlevel API for web HTTP server.
 
-There is simple usage example:
+This is simple usage example:
 
 .. code-block:: python
 
     import asyncio
     from aiohttp import web
 
-
     @asyncio.coroutine
     def handle(request):
         name = request.match_info.get('name', "Anonymous")