Also finally get rid of some obsolete commented-out access statements.
A note about the previous checkin: I believe it's correct, but I found
something strange: the file Lib/test/audiotest.au in the Python
distribution was evidently encoded in u-LAW format but had its
encoding set to 2, i.e. linear-8. I hope that this is a mistake
caused by some conversion program that produced this .au file; I just
found it on a website.
constructors. There is no backward compatibility. Not everything has
been tested.
* aiff.{py,doc}: deleted in favor of aifc.py (which contains its docs as
comments)
use audioop module as backup for cl module when reading or
writing u-law compressed files.
sunau.py: interface with the same methods as aifc for Sun and NeXT
audio files