Reported by Jesse Towner.

You might want to review this change as it's my first time.  Be gentle. :-)

with a slash.

  OS speicifc path modules import them.
- Have os2emxpath import common functions fron ntpath instead of using copies

component of the path.

path, as normalizing the path may alter the meaning of the path if it contains
symlinks.

Also add tests for infinite symlink loops and parent symlinks that need to be
resolved.

the loop starts.

Closes bug #930024.  Thanks AM Kuchling.

(closes SF patch #870287)

Improved based on discussions at:

http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/252177
http://groups.google.com/groups?th=fc7b54f11af6b24e&seekm=bss2so$om$00$1@news.t-online.com

(Contributed by George Yoshida.)

From SF patch #757058.

struct_passwd attributes and +=.

From SF patch #755245.

into the relevant path modules.  See patch #686397.

Also added realpath = abspath for os2emx, similar to windows/mac
which also don't really implement realpath.

Backport candidate, I think?

Document that getatime and getmtime may return floats.

sys.getwindowsversion() on Windows (new enahanced Tim-proof <wink>
version), and fix test_pep277.py in a few minor ways.
Including doc and NEWS entries.

We have 5 implementations of walk(), and 5 different docstrings.  Combined
'em.  Let's see how long it takes before they're all different again!