Merge the core and python tests in the tests/ directory

* tests/: Rename as...
* tests/core/: ... this.
* python/tests/: Rename as...
* tests/python/: ... this.
* python/tests/run.in: Move as...
* tests/run.in: This, and adjust.
* tests/Makefile.am: Adjust to run both core and python tests.
* configure.ac, README, debian/python3-spot.examples, debian/rules,
doc/org/tut.org, python/Makefile.am, spot/ltsmin/Makefile.am,
spot/ltsmin/kripke.test, spot/sanity/ipynb.test: Adjust.

tests/core/explpro2.test

@@ -0,0 +1,83 @@
+#!/bin/sh
+# -*- coding: utf-8 -*-
+# Copyright (C) 2013, 2014 Laboratoire de Recherche et Développement
+# de l'Epita (LRDE).
+# Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Laboratoire
+# d'Informatique de Paris 6 (LIP6), département Systèmes Répartis
+# Coopératifs (SRC), Université Pierre et Marie Curie.
+#
+# This file is part of Spot, a model checking library.
+#
+# Spot is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# Spot is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+# or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
+# License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+. ./defs
+
+set -e
+
+cat >input1 <<EOF
+HOA: v1
+States: 3
+Start: 0
+AP: 2 "a" "b"
+acc-name: generalized-Buchi 2
+Acceptance: 2 Inf(0)&Inf(1)
+properties: trans-labels explicit-labels trans-acc
+--BODY--
+State: 0
+[!0] 1 {0}
+[!1] 2 {1}
+State: 1
+State: 2
+--END--
+EOF
+
+cat >input2 <<EOF
+HOA: v1
+States: 3
+Start: 0
+AP: 2 "b" "a"
+acc-name: generalized-Buchi 2
+Acceptance: 2 Inf(0)&Inf(1)
+properties: trans-labels explicit-labels trans-acc
+--BODY--
+State: 0
+[0] 1 {0}
+[1] 2 {1}
+State: 1
+State: 2
+--END--
+EOF
+
+cat >expected <<'EOF'
+HOA: v1
+States: 3
+Start: 0
+AP: 2 "b" "a"
+acc-name: generalized-Buchi 4
+Acceptance: 4 Inf(0)&Inf(1)&Inf(2)&Inf(3)
+properties: trans-labels explicit-labels trans-acc deterministic
+--BODY--
+State: 0
+[0&!1] 1 {0 2}
+[!0&1] 2 {1 3}
+State: 1
+State: 2
+--END--
+EOF
+
+run 0 autfilt input1 --product input2 --hoa | tee stdout
+run 0 autfilt -F stdout --isomorph expected
+
+rm input1 input2 stdout expected