[project @ 2004-02-28 15:35:28 by ralf]

[project @ 2004-02-28 15:35:28 by ralf]
Code that uses deriving (... Data ...)
will require an updated *compiler* to be in line with
these new boilerplate modules.

Overall changes:
- Revised datatype/constructor representations.
- Enhanced API for construction and observation.
- Added many Data instances for prelude-like types.