Remove regsub, reconvert, regex, regex_syntax and everything under lib-old.
diff --git a/Doc/howto/regex.tex b/Doc/howto/regex.tex
index 87fdad2..f9867ae 100644
--- a/Doc/howto/regex.tex
+++ b/Doc/howto/regex.tex
@@ -33,11 +33,8 @@
The \module{re} module was added in Python 1.5, and provides
Perl-style regular expression patterns. Earlier versions of Python
-came with the \module{regex} module, which provides Emacs-style
-patterns. Emacs-style patterns are slightly less readable and
-don't provide as many features, so there's not much reason to use
-the \module{regex} module when writing new code, though you might
-encounter old code that uses it.
+came with the \module{regex} module, which provided Emacs-style
+patterns. \module{regex} module was removed in Python 2.5.
Regular expressions (or REs) are essentially a tiny, highly
specialized programming language embedded inside Python and made
@@ -1458,7 +1455,7 @@
by O'Reilly. Unfortunately, it exclusively concentrates on Perl and
Java's flavours of regular expressions, and doesn't contain any Python
material at all, so it won't be useful as a reference for programming
-in Python. (The first edition covered Python's now-obsolete
+in Python. (The first edition covered Python's now-removed
\module{regex} module, which won't help you much.) Consider checking
it out from your library.