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;;; pg-user.el --- User level commands for Proof General
-;;
-;; Copyright (C) 2000-2010 LFCS Edinburgh.
-;; Copyright (c) 2010 Erik Martin-Dorel, ENS de Lyon (pg-protected-undo).
+
+;; This file is part of Proof General.
+
+;; Portions © Copyright 1994-2012 David Aspinall and University of Edinburgh
+;; Portions © Copyright 2003, 2012, 2014 Free Software Foundation, Inc.
+;; Portions © Copyright 2001-2017 Pierre Courtieu
+;; Portions © Copyright 2010, 2016 Erik Martin-Dorel
+;; Portions © Copyright 2011-2013, 2016-2017 Hendrik Tews
+;; Portions © Copyright 2015-2017 Clément Pit-Claudel
+
;; Author: David Aspinall and others
+
;; License: GPL (GNU GENERAL PUBLIC LICENSE)
-;;
-;; $Id$
-;;
-;;
+
;;; Commentary:
;;
;; This file defines some user-level commands. Most of them