Cleaned up various things in the toolbox modules.

MacOS9isms.

- Regenerated with the correct calls to PyType_Ready and the correct
  deallocator calls.

some of the more compilcated cases (CF, Res) haven't been done yet. Also,
various types should inherit from each other (anything with an as_Resource
method should be a Resource subtype, the CF types should become one family).

descriptors in stead of manual getattr hooks to get at attributes
of the objects.

For Qd I have in stead gotten rid of most of the attribute access
in favor of the carbon-style accessor methods (with the exception
of visRgn, to be done later), and of the Carbon.Qd.qd global object,
for which accessor functions are also available.

For List I have fixed the fact that various methods were incorrectly
generated as functions.

CF is untouched: PEP252 doesn't allow "poor-mans-inheritance" with
basechain, so it will have to wait for PEP253 support.

Builder carbon NIB files from Python. As-is, I may need to twiddle a few
things as he donated this long ago.

Donovan is now one of the four people in the world who know how to drive
bgen!