Note the actual date of 2.1's release

Add Unixware 7 port
Ready for RC1
Minor rewrites

Mention the new ports

Add PyUnit and sys.excepthook

Update nested scope section.

Remove references to 2.1alpha
Update description of PEP229

Update reference Python version to beta1
Rip out PEP 232 section
Add placeholders for PEP 236 and 235
Fix erroneous \filename references

Minor sentence change

Mentioned doctest, difflib, sys._getframe(), and the change to use
   PyImport_ImportModule() everywhere in C code
No more XXX!

Make note about difflib and doctest
Bump version number

Began a section on weak references
Various rewrites and paragraph refills
Added: non-recursive makefiles, repr() of strings now uses \n, raw socket I/O
Bumped version number

Get Fred's name right
Add some XXX items that need to be written

Bump version number

Grammatical and typographic fixes from David Goodger
Expanded notes about PEP 229
Removed user-visible XXXes; they're in comments now

Reorder the smaller items, roughly in decreasing order of visibility to
   the Python coder
Finished an incomplete sentence.
Moved the unwritten sections down to the bottom.
Bumped version number and added acknowledgements

Use correct flag name Py_TPFLAGS_CHECKTYPES
Mention that numeric methods can return Py_NotImplemented (NAS)
Mention optional arguments in time modules (TW)
Various minor rewrites and additional attributions

    The only missing section is the Nested Scopes section, which has to wait
    to see if a patch is actually committed.  (Plus any other notable changes
    that get made or backed out between now and 2.1final, of course...)