Fix __init__ for BaseException to be completely backwards-compatible for

'args'.

pep-0352.txt

@@ -63,12 +63,10 @@ will cause the deprecation of the existing ``args`` attribute)::
 
       """
 
-      def __init__(self, message='', *args):
+      def __init__(self, *args):
           """Set 'message' and 'args' attribute"""
-          self.message = message
-	  self.args = ((message,) + args
-		       	if message != ''
-			else tuple())
+	  self.args = args
+	  self.message = args[0] if args else ''
 
       def __str__(self):
 	  """Return the str of 'message'"""