- remove unnecessary imports
  - rename dum -> dummy

package.

and make alias lookup lazy.

Note that only those IANA character set aliases were added for which
we actually have codecs in the encodings package.

Added a bunch of command line options to make the script more
generic.

#512871 (Jon Ribbens): Installation instructions are wrong.

Bugfix candidate.

returning NULL causes the interpreter to raise a SystemError.
Noted by Anthony Baxter at Python 10.

This fixes SF bug #514858 (Gregory Smith): complex not entirely
immutable

2.2.1 Bugfix candidate!

Fix for the UTF-8 decoder: it will now accept isolated surrogates
(previously it raised an exception which causes round-trips to
fail).

Added new tests for UTF-8 round-trip safety (we rely on UTF-8 for
marshalling Unicode objects, so we better make sure it works for
all Unicode code points, including isolated surrogates).

Bumped the PYC magic in a non-standard way -- please review. This
was needed because the old PYC format used illegal UTF-8 sequences
for isolated high surrogates which now raise an exception.

distutils patch for OS/2.

Here it is...

bug related to lone high surrogates.

Don't blacklist ModalFilterUPP but always pass it as NULL. This enables the record routines to be generated.

are no longer accepted.

using "./".  The later does not work nicely when browsing docs on a local
disk (as in the installed docs on Windows).

Make sure we clean up all the temp files craeted for the typeset formats.