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diff --git a/Master/texmf-dist/doc/support/latexdiff/contrib/latexdiff-wrap b/Master/texmf-dist/doc/support/latexdiff/contrib/latexdiff-wrap
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+#!/bin/bash
+#
+# latexdiff-wrap
+#
+# Wrapper for latexdiff, to
+#   * provide support for documents consiting of more than 1 latex file
+#   * provide my common arguments
+#
+# Copyright (C) by Volker Kuhlmann <VolkerKuhlmann@gmx.de>
+# Released under the terms of the GNU General Public License (GPL) Version 2.
+# See http://www.gnu.org/ for details.
+#
+# Volker Kuhlmann
+#   5, 6, 7, 12, 16, 17 Oct 2005
+#   31 Jan; 5, 7, 13, 15 Feb 2006
+#
+
+VERSION="0.6, 15 Feb 2006"
+AUTHOR="Volker Kuhlmann <VolkerKuhlmann@gmx.de>"
+COPYRIGHT="Copyright (C) 2005-2006"
+
+
+####
+#### Constants and initialised variables
+#
+diffcmd="latexdiff"
+diffrc="$HOME/texmf/latexdiff"
+#diffargs="-e latin1 --ignore-warnings -p latexdiff-preamble.sty"
+diffargs="-e latin1 --ignore-warnings"
+diffargs="$diffargs --append-safecmd $diffrc/safe-cmds"
+diffargs="$diffargs --append-textcmd $diffrc/text-cmds"
+# Note: Can't use multiple --append-safecmd
+# show current command lists:
+#diffcmd="$diffcmd --show-safecmd --show-textcmd --show-config"
+
+
+####
+#### Version, Usage, Help
+#
+show_version() {
+    echo "${0##*/} version $VERSION
+$COPYRIGHT by $AUTHOR"
+}
+
+show_usage() {
+    echo "
+Usage: ${0##*/} OLDDIR NEWDIR DIFFDIR [DIFFARGS --] FILE.tex [...]
+       ${0##*/} --show [DIFFARGS]
+Version $VERSION
+$COPYRIGHT by $AUTHOR
+"
+}
+
+show_help() {
+    show_usage
+    echo "\
+For each FILE.tex, build a new file DIFFDIR/FILE.tex with markup of the changes
+which were made from OLDDIR/FILE.tex to NEWDIR/FILE.tex.
+Any path given with FILE.tex is stripped off.
+Any DIFFARGS are added to the latexdiff call, if present (remember to follow
+them with a double-hyphen on its own before the FILE arguments).
+
+With --show, shows the settings latexdiff would be running with, including the
+changes applied by the user.
+"
+}
+
+# For scripts not using function library only:
+Version() { show_version; exitwith ErrVersion; }
+Usage() { show_help; exitwith ErrUsage; }
+Help() { test "$1" && exitwith ErrHelp show_help; show_help; exitwith ErrOK; }
+
+
+####
+#### Error/Exit codes
+#
+exitwith() {
+    exec 1>&2  # write stdout on stderr instead
+  case "$1" in
+    ErrOK)
+    	exit 0;;
+    ErrVersion|ErrUsage|ErrHelp)
+	# Output generated by function (program) $2, if given
+	test -n "$2" && "$2"
+	exit 1;;
+ # more codes in here
+ # more codes in here
+    ErrBadoption)
+    	echo "Bad option '$2'."
+	echo "Call with -h for help."
+	exit 9;;
+    ErrMissingParameter)
+	echo "A required parameter for option $2 is missing."
+	echo "Call with -h for help."
+	exit 9;;
+    *)
+	echo "Internal error: exitwith() called with illegal error code '$1'."
+	exit 19;;
+  esac
+}
+
+
+####
+#### Parse command line parameters
+#
+
+# If the next arg starts with a "-", collect additional argument for latexdiff
+# until "--".
+scanextraargs() {
+    addargs=()
+    case "$1" in -*)
+	while [ $# -gt 0 -a "$1" != "--" ]; do
+    	    addargs=( "${addargs[@]}" "$1" )
+	    shift
+	done
+	test "$1" == "--" && shift
+    ;; esac
+    fileargs=( "$@" )
+}
+
+case "$1" in
+    --version)	    	Version;;
+    --usage)	    	Usage;;
+    --help|-h|-help)	Help;;
+    --show)
+        shift
+	scanextraargs "$@"
+	(set -x
+	$diffcmd $diffargs "${addargs[@]}" \
+	    --show-safecmd --show-textcmd --show-config 
+	) | fmt
+    	exit $? ;;
+esac
+
+olddir="${1%/}"
+newdir="${2%/}"
+diffdir="${3%/}"
+
+if ! [ -d "$olddir" -a -d "$newdir" -a -d "$diffdir" ]; then
+    Help 1>&2 err
+fi
+
+shift 3
+
+scanextraargs "$@"
+set -- "${fileargs[@]}"
+
+
+
+####
+#### Functions
+#
+#set -x
+Log() { echo 1>&2 "+ $@"; "$@"; }
+
+
+####
+#### Main
+#
+
+# Create output directory, just in case.
+(set -x
+mkdir -p "$diffdir"
+)
+while [ $# -gt 0 ]; do
+    file="${1##*/}"
+    echo Examining: "$file"
+    # No point running latexdiff if both files are identical,
+    # but run latexdiff on top-level LaTeX file in any case.
+    if cmp --quiet "$olddir/$file" "$newdir/$file" \
+	&& ! grep -lq '\\begin.*{document}' "$newdir/$file"; then
+	(set -x
+	cp -p "$olddir/$file" "$diffdir"
+	)
+    else
+    	# Delete file, to make sure it's not clobbered by redirecting stdout
+	# in case it's a symlink to te original.
+	test -f "$diffdir/$file" && (set -x
+	rm "$diffdir/$file"
+	)
+	# Run latexdiff if both input files are present.
+	run=1
+	test -f "$olddir/$file" || { echo 1>&2 "No file: $olddir/$file"; run=; }
+	test -f "$newdir/$file" || { echo 1>&2 "No file: $newdir/$file"; run=; }
+	test -n "$run" && \
+	(set -x
+	$diffcmd $diffargs "${addargs[@]}" \
+	    "$olddir/$file" "$newdir/$file"  > "$diffdir/$file"
+	)
+    fi
+    shift
+done