src/Doc/Tutorial/document/build

rebuild E 3.1 on Windows/Cygwin, with patch for proper interrupts;

#!/usr/bin/env bash

set -e

$ISABELLE_LUALATEX root
$ISABELLE_BIBTEX root
$ISABELLE_LUALATEX root
$ISABELLE_LUALATEX root
./isa-index root
$ISABELLE_LUALATEX root