Update README.mkd

README.mkd

@@ -8,7 +8,7 @@ Work in progress: use at your own risk.
 
 The graph state can be visualized and edited in a browser using the built-in web server.
 
-To get a blank canvas, run `python server/server.py` and open `localhost:8000` in a web browser.
+To get a blank canvas, run `python abp/server.py` and open `localhost:8000` in a web browser.
 
 <!--This can also be used to visualize the state of programs during execution. See `examples/visualize.py` for an example of how to do this.-->