ToDo list. (03/02/01)

Akaxiso

- Parsing Attribute (Check for lack/duplicated attributes.)
- serializer to output NS attributes.
- XML-namespace ver 1.1.  (global_attributes to support renaming of namespace-prefix).

- Reorganize interface.
- Remove macros.

Osixaka
- Element-declaration should be moved into setup.cpp
- Support for namespace.

Tests
- More tests.

