#5519: remove reference to Kodos, which seems dead.

Doc/library/re.rst

@@ -8,12 +8,9 @@
 .. sectionauthor:: Andrew M. Kuchling <amk@amk.ca>
 
 
-
-
 This module provides regular expression matching operations similar to
 those found in Perl. Both patterns and strings to be searched can be
-Unicode strings as well as 8-bit strings.  The :mod:`re` module is
-always available.
+Unicode strings as well as 8-bit strings.
 
 Regular expressions use the backslash character (``'\'``) to indicate
 special forms or to allow special characters to be used without invoking
@@ -43,9 +40,6 @@ fine-tuning parameters.
       second edition of the book no longer covers Python at all, but the first
       edition covered writing good regular expression patterns in great detail.
 
-   `Kodos <http://kodos.sf.net/>`_
-      is a graphical regular expression debugger written in Python.
-
 
 .. _re-syntax: