script/cibuild for Travis.
diff --git a/script/cibuild b/script/cibuild
new file mode 100755
index 0000000..1cb389e
--- /dev/null
+++ b/script/cibuild
@@ -0,0 +1,5 @@
+#!/bin/bash
+#
+# Test script to be invoked by Travis.
+
+exec script/unittest -v