Report error when arguments given to crio command

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

test/command.bats

@@ -0,0 +1,12 @@
+#!/usr/bin/env bats
+
+load helpers
+
+@test "crio commands" {
+	run ${CRIO_BINARY} --config /dev/null config > /dev/null
+	echo "$output"
+	[ "$status" -eq 0 ]
+	run ${CRIO_BINARY} badoption > /dev/null
+	echo "$output"
+	[ "$status" -ne 0 ]
+}