Removed the points iterator in PersistenceDaigram; replaced it with a __iter__ method.
Got rid of some python code in __init__.py, since it was not needed with the above change.
Changed the docs to reflect this.
#ifndef __PYTHON_BIRTHID_H__
#define __PYTHON_BIRTHID_H__
#include <boost/python.hpp>
namespace dionysus {
namespace python {
//typedef int BirthID;
//typedef boost::python::long_ BirthID;
typedef boost::python::object BirthID;
} } // namespace dionysus::python
#endif // __PYTHON_BIRTHID_H__