Adds a couple of unit tests for the browser

browserCommands/src/main/java/edu/regis/universeplayer/NumberPing.java

@@ -0,0 +1,21 @@
+package edu.regis.universeplayer;
+
+import java.io.Serializable;
+
+/**
+ * A test class for pinging the browser.
+ */
+public class NumberPing implements Serializable
+{
+    public int number;
+
+    public NumberPing()
+    {
+        this(0);
+    }
+
+    public NumberPing(int number)
+    {
+        this.number = number;
+    }
+}