Removed old Digital Creations copyright/license notices (with
permission from Paul Everitt).  Also removed a few other references to
Digital Creations and changed the remaining ones to Zope Corporation.
diff --git a/setup.py b/setup.py
index e10981e..d557943 100644
--- a/setup.py
+++ b/setup.py
@@ -312,7 +312,7 @@
         # Fred Drake's interface to the Python parser
         exts.append( Extension('parser', ['parsermodule.c']) )
 
-        # Digital Creations' cStringIO and cPickle
+        # cStringIO and cPickle
         exts.append( Extension('cStringIO', ['cStringIO.c']) )
         exts.append( Extension('cPickle', ['cPickle.c']) )