Adding requirements.txt for the virtualenv.
Updated README. #5
Maybe this will get the markdown working.
Updated README.
Updated the README and demo to be more friendly.
Tweaked the phases.
Normalizing the dataset before it leave generation is wisest. Someone not using rescale() would muck it up because of negative floats.
Forgot that the demo wasn't using rescale.
view() is now a standalone function allowing 'windowing' of maps.