Added better logging to skeleton

package.json

@@ -20,6 +20,7 @@
     "cors": "^2.7.1",
     "express": "^4.3.2",
     "path": "^0.12.7",
-    "request": "2.82.0"
+    "request": "2.82.0",
+    "winston": "^2.4.0"
   }
 }

webapp.js

@@ -1,23 +1,29 @@
+/* Logging */
+var logger = require('winston');
+logger.remove(logger.transports.Console);
+logger.add(logger.transports.Console, {'timestamp':true});
+
 /* Web server */
 var express = require('express');
 var cors = require('cors');
 var teslajs = require('teslajs')
 var app = express();
 var requestClient = require('request');
+
 app.use(cors());
 
 var server = app.listen(3000, function() {
 	var host = server.address().address;
   	var port = server.address().port;
 
-	console.log('Server is listening at http://%s:%s', host, port);
+	logger.log("info", "Server is listening at http://%s:%s", host, port);
 });
 
 // API
 app.get('/test', function (request, response) {
-	console.log(request);
+	logger.log("info", request);
 	authorize(request, response, function (err, res, body) {
-			console.log(body);
+			logger.log("info", body);
 			response.set('Content-Type', 'application/json');
 			response.statusCode = res.statusCode
 			return response.send(body);
@@ -35,9 +41,9 @@ function authorize(request, response, callback) {
 	var server_port = process.env.AUTH_SERVER_PORT;
 
 	if (server_ip == null || server_port == null) {
-		console.log("Missing auth server configuration.")
-		console.log("ip:" + server_ip)
-		console.log("port:" + server_port)
+		logger.log("error", "Missing auth server configuration.")
+		logger.log("error", "ip:" + server_ip)
+		logger.log("error", "port:" + server_port)
 		response.statusCode = 500;
 
 		return response.end("Missing auth server configuration.");
@@ -55,9 +61,11 @@ function authorize(request, response, callback) {
 		 if (res && (res.statusCode === 200 || res.statusCode === 201)) {
 			 callback(err, res, body);
 		 } else {
-			 	if (res) {
-			 		console.log("Access denied:" + res.statusCode);
-				}
+			 if (res) {
+				 logger.log("info","Access denied:" + res.statusCode);
+			 } else {
+				 logger.log("info","Access denied with unknown response");
+			 }
 
 			 	response.statusCode = 500
 			 	response.body = body;