Updated examples in-line with response docs

examples/aiohttp_example.py

@@ -10,7 +10,7 @@ async def fetch(session, url):
     Use session object to perform 'get' request on url
     """
     async with session.get(url) as result:
-        return await result.text()
+        return await result.json()
 
 
 @app.route('/')

examples/redirect_example.py

@@ -14,4 +14,4 @@ async def test(request):
 
 
 if __name__ == '__main__':
-    app.run(host="0.0.0.0", port=8080)
+    app.run(host="0.0.0.0", port=8000)

examples/run_async.py

@@ -12,7 +12,7 @@ async def test(request):
     return response.json({"answer": "42"})
 
 asyncio.set_event_loop(uvloop.new_event_loop())
-server = app.create_server(host="0.0.0.0", port=8080)
+server = app.create_server(host="0.0.0.0", port=8000)
 loop = asyncio.get_event_loop()
 task = asyncio.ensure_future(server)
 signal(SIGINT, lambda s, f: loop.stop())