[docs/ocf] Fix console doc link and add sample for OCF

docs/console.md

@@ -54,4 +54,4 @@ difference to `stdout`.
 
 Sample Apps
 -----------
-* [Console sample](../samples/Console.js)
+* [Console sample](../samples/tests/Console.js)

samples/OcfSensorClient.js

@@ -0,0 +1,46 @@
+// Copyright (c) 2017, Intel Corporation.
+
+// Sample client that works with OcfSensorServer.js
+
+var client = require('ocf').client;
+
+console.log("Started OCF client");
+
+client.on('error', function(error) {
+  if (error.deviceId)
+    console.log("Error for device: " + error.deviceId);
+});
+
+function onupdate(resource) {
+    console.log("Resource updated:");
+    console.log("    deviceId: " + resource.deviceId);
+    console.log("    resourcePath: " + resource.resourcePath);
+    if (resource.properties != undefined) {
+        console.log("Resource property 'sensor' is " + resource.properties.sensor);
+    } else {
+        console.log("resource.properties not found");
+    }
+}
+
+client.on('update', onupdate);
+
+var lightOn = true;
+
+// TODO: Must save away the timer handle or else GC will destroy it after a few iterations
+var t1 = null;
+
+function onfound(resource) {
+    t1 = setInterval(function() {
+        client.retrieve(resource.deviceId, { observable: false }).then(function(res) {
+            console.log("retrieve() was successful, deviceId=" + res.deviceId);
+        }).catch(function(error) {
+            console.log("retrieve() returned an error: " + error.name);
+        });
+    }, 1000);
+}
+
+client.findResources({ resourceType:"core.sensor" }, onfound).then(function(resource) {
+    console.log("findResources() was successful, deviceId=" + resource.deviceId);
+}).catch(function(error) {
+    console.log("findResources() returned an error: " + error.name);
+});