Add ant target to install to maven, sample maven program.

examples/maven/src/test/java/acme/AppTest.java

@@ -0,0 +1,24 @@
+package acme;
+
+import junit.framework.Test;
+import junit.framework.TestCase;
+import junit.framework.TestSuite;
+
+/**
+ * Skeleton unit test for App, required for maven to be used to build the app.
+ */
+public class AppTest 
+    extends TestCase
+{
+    public AppTest( String testName ) {
+        super( testName );
+    }
+
+    public static Test suite() {
+        return new TestSuite( AppTest.class );
+    }
+
+    public void testAppCanBeExecuted() {
+        App.main(new String[0]);
+    }
+}