lines to doc strings.

is the full release version name ("1.5.1beta1", for instance).

(Adapted by Just, I believe.)

Basically, it now works and produces a nice-looking HTML index.

Shows some promise for extensibility, but still young.  Needs useful comments.

left to the buildindex.py script.

Change the field separator used in the index.dat file so utilities like grep
are useful on these files; they can't typically handle NUL bytes.

Protect index entries for environment variables from being handled as
case-insensitive by buildindex.py.

looking really bad in popular browsers, mostly due to vertical size differences
between the roman and monospaced fonts.

This is the last separation; each module now gets its own section.  This will
be useful in performing conversions.

noted that the original algorithm produces 4-character results rather than
the 6-character results provided by this module.

Made the module lists look like the other module lists in the documentation.