Add comment about localized month names for to_date and to_timestamp.

src/backend/utils/adt/formatting.c

 /* -----------------------------------------------------------------------
  * formatting.c
  *
- * $PostgreSQL: pgsql/src/backend/utils/adt/formatting.c,v 1.106 2006/02/12 23:48:23 momjian Exp $
+ * $PostgreSQL: pgsql/src/backend/utils/adt/formatting.c,v 1.107 2006/03/03 02:17:30 momjian Exp $
  *
  *
  *	 Portions Copyright (c) 1999-2005, PostgreSQL Global Development Group
@@ -163,6 +163,7 @@ struct FormatNode
 
 /* ----------
  * Full months
+ *	This needs to be NLS-localized someday.
  * ----------
  */
 static char *months_full[] = {