Fix copyright years

lisp/org-element.el

@@ -1,6 +1,6 @@
 ;;; org-element.el --- Parser for Org Syntax         -*- lexical-binding: t; -*-
 
-;; Copyright (C) 2012-2015 Free Software Foundation, Inc.
+;; Copyright (C) 2012-2016 Free Software Foundation, Inc.
 
 ;; Author: Nicolas Goaziou <n.goaziou at gmail dot com>
 ;; Keywords: outlines, hypermedia, calendar, wp

testing/lisp/test-ox.el

@@ -1,6 +1,6 @@
 ;;; test-ox.el --- Tests for ox.el                   -*- lexical-binding: t; -*-
 
-;; Copyright (C) 2012-2015  Nicolas Goaziou
+;; Copyright (C) 2012-2016  Nicolas Goaziou
 
 ;; Author: Nicolas Goaziou <n.goaziou at gmail dot com>