Made the data argument in Point's __init__method to be an optional argument by making it a boost::python::optional.
From: Dmitriy Morozov <morozov@cs.duke.edu>Date: Wed, 06 Feb 2008 16:45:13 -0500State: newSubject: About section in READMEMessage-Id: <e6d9deee8fbd81a5-0-artemis@metatron>Add "About" section to the README file.