Remove packaging from the standard library.
Distutils2 will live on on PyPI and be included in the stdlib when it
is ready. See discussion starting at
http://mail.python.org/pipermail/python-dev/2012-June/120430.html
diff --git a/Lib/sysconfig.py b/Lib/sysconfig.py
index ac1e751..00bd0b9 100644
--- a/Lib/sysconfig.py
+++ b/Lib/sysconfig.py
@@ -479,7 +479,7 @@
_CONFIG_VARS = {}
# Normalized versions of prefix and exec_prefix are handy to have;
# in fact, these are the standard versions used most places in the
- # packaging module.
+ # Distutils.
_CONFIG_VARS['prefix'] = _PREFIX
_CONFIG_VARS['exec_prefix'] = _EXEC_PREFIX
_CONFIG_VARS['py_version'] = _PY_VERSION