Create new "Atomic Types" section and add mention of removal of basestring.find

and friends.

pep-3000.txt

@@ -73,8 +73,8 @@ To be removed:
 * Unbound methods [7]_
 
 
-Built-ins
-=========
+Built-in Namespace
+==================
 
 * Make built-ins return an iterator where appropriate (e.g. ``range()``,
   ``zip()``, etc.)
@@ -100,6 +100,15 @@ To be removed:
 * ``xrange()``: use ``range()`` instead [1]_
 
 
+Atomic Types
+============
+
+To be removed:
+
+* ``basestring.find()`` and ``basestring.rfind()``; use ``basestring.index()``
+  or ``basestring.rindex()`` in a try/except block [15]_
+
+
 Standard library
 ================
 
@@ -157,6 +166,9 @@ References
 .. [14] python-dev email ("PEP 8: exception style")
    http://mail.python.org/pipermail/python-dev/2005-August/055190.html
 
+.. [15] python-dev email (Remove str.find in 3.0?)
+   http://mail.python.org/pipermail/python-dev/2005-August/055705.html
+
 
 Copyright
 =========