Use dict.update to update an object's fields.
Added space to one line.
Added output hook and graph.
Changed to not print control chars we don't handle.
Add title to consoles.
Added ability to show switches and controllers.
Changed comment on iperf.
Changed to let iperf run indefinitely. Simplifies things.
Added iperf command.
Made the scroll bars narrower to fit ping output on my 15" screen.
Added semi-interactive command line support.
Now you can type commands into each mini-console!
Added simple console tool demo.
The console tool spawns and monitors a bunch of nodes.