Fake_api example : Better port numbering

example/fake_api/bottle_api.py

 # print swagger doc
 print(s)
 # Run app
-app.run(host='localhost', port=8080, debug=True)
+app.run(host='localhost', port=8081, debug=True)

example/fake_api/pyramid_api.py

 # print swagger doc
 print(s)
 # Run app
-server = make_server('0.0.0.0', 8081, configurator.make_wsgi_app())
+server = make_server('0.0.0.0', 8083, configurator.make_wsgi_app())
 server.serve_forever()