Added IO loop test to the foo app.
diff --git a/apps/foo/src/main/resources/OSGI-INF/blueprint/shell-config.xml b/apps/foo/src/main/resources/OSGI-INF/blueprint/shell-config.xml
new file mode 100644
index 0000000..93bd020
--- /dev/null
+++ b/apps/foo/src/main/resources/OSGI-INF/blueprint/shell-config.xml
@@ -0,0 +1,12 @@
+<blueprint xmlns="http://www.osgi.org/xmlns/blueprint/v1.0.0">
+
+    <command-bundle xmlns="http://karaf.apache.org/xmlns/shell/v1.1.0">
+        <command>
+            <action class="org.onlab.onos.foo.TestIOClientCommand"/>
+        </command>
+        <command>
+            <action class="org.onlab.onos.foo.TestIOServerCommand"/>
+        </command>
+    </command-bundle>
+
+</blueprint>