Bug fixes in defining methods and slots with Scheme names

This release includes bug fixes for defining Python methods and slots with Scheme names.

Support for keyword arguments in define-pymethod

This release adds support for keyword arguments to Python method definitions, a bug fix in the dictionary conversion code, as well as an example of using the h5py library.

Updates to internal datastructures

This release includes changes to use hash table instead of an alist for import python procedures.