tests: add testcli reference in/out & do DejaGNU

This adds reference in & output for the previously added testcli tool,
to check basic CLI parsing/help functions.  Unlike "testcommands", this
one doesn't depend on compile-time system details.

Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
diff --git a/tests/Makefile.am b/tests/Makefile.am
index cdd5d02..6dfab53 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -11,7 +11,9 @@
 	lib/libzebra.exp \
 	global-conf.exp \
 	testcommands.in \
-	testcommands.refout
+	testcommands.refout \
+	testcli.in \
+	testcli.refout
 
 AM_CPPFLAGS = -I.. -I$(top_srcdir) -I$(top_srcdir)/lib -I$(top_builddir)/lib
 DEFS = @DEFS@ $(LOCAL_OPTS) -DSYSCONFDIR=\"$(sysconfdir)/\"