use autotools tap driver to run test suite

Makefile.am

 SUBDIRS = bin conf lib resources templates
 
-EXTRA_DIST = LICENSE.txt README.md
+AM_TESTS_ENVIRONMENT = PERL5LIB='$(srcdir)/lib'; export PERL5LIB;
+TEST_LOG_DRIVER = env AM_TAP_AWK='$(AWK)' $(SHELL) \
+                  $(top_srcdir)/build-aux/tap-driver.sh
+
+TESTS = \
+	t/01compile.t \
+	t/02critic.t \
+	t/account-manager.cgi.t \
+	t/account-manager.t \
+	t/metadata.t \
+	t/tools.t
+
+EXTRA_DIST = \
+	LICENSE.txt \
+	README.md \
+	t/edugain.xml \
+	t/manager.conf \
+	$(TESTS)

configure.ac

 AC_PREREQ(2.59)
 AC_INIT([Account Manager], 0.1)
 AM_INIT_AUTOMAKE([foreign])
+AC_REQUIRE_AUX_FILE([tap-driver.sh])
 
 wwwdir=$datadir/account-manager/www
 modulesdir=$datadir/account-manager/lib