Update copyright years for master-only files

lisp/ob-stan.el

@@ -1,6 +1,6 @@
 ;;; ob-stan.el --- Babel Functions for Stan          -*- lexical-binding: t; -*-
 
-;; Copyright (C) 2015 Free Software Foundation, Inc.
+;; Copyright (C) 2015-2016 Free Software Foundation, Inc.
 
 ;; Author: Kyle Meyer
 ;; Keywords: literate programming, reproducible research

lisp/org-lint.el

@@ -1,6 +1,6 @@
 ;;; org-lint.el --- Linting for Org documents        -*- lexical-binding: t; -*-
 
-;; Copyright (C) 2015  Free Software Foundation
+;; Copyright (C) 2015-2016  Free Software Foundation
 
 ;; Author: Nicolas Goaziou <mail@nicolasgoaziou.fr>
 ;; Keywords: outlines, hypermedia, calendar, wp