old_contents: 'use strict';
  var path = require('path');
  
  //core logging settings
  var log = require('nodelog')({
      level: 'info'
  });
  
  var config = require('./config.json');
  
  // ** Initialize Application ** //
  var express = require('express');
  var app = express();
  
  // ** Initialize middleware ** //
  var bodyParser = require('body-parser');
  app.use(bodyParser.json()); // for parsing application/json
  
  // ** Initialize Services ** //
  log.info('loading services...');
  
  if (config.services.employees.enabled) {
      //employees service / endpoints
      var employeeService = require('./rest/employees/service.js');
      var employeeApp = express();
      employeeService(employeeApp);
      app.use(config.services.employees.endpoints, employeeApp);
  }
  
  // ** Initialize core enpoints ** //
  app.use(express.static(path.join(__dirname, 'html'))); //link the folder html to "/"
  
  app.get('/help', function (req, res) {
      //TODO: return a better support page than than endpoints definition
      //TODO: move to separate file
      res.send('available services: <br/>/employees/');
      res.end();
  });
  
  // ** Start Application Server ** //
  function startService(port) {
  
      log.info('starting rest service...');
      app.use(function (err, req, res, next) {
          log.error(err.stack);
          res.status(500).send('Oops, that should not happen... Error 500!');
          next();
      });
      var server = app.listen(port, function () {
  
          var host = server.address().address;
          var port = server.address().port;
  
          log.important('Server is runnning at http://%s:%s', host, port);
      });
  }
  startService(config.server.port);
  
new_contents: 'use strict';
  var path = require('path');
  
  //core logging settings
  var log = require('nodelog')({
      level: 'info'
  });
  
  var config = require('./config.json');
  //if we run in a website or in a predefined environment like azure website, then use the given port
  config.server.port = process.env.PORT || config.server.port;
  
  // ** Initialize Application ** //
  var express = require('express');
  var app = express();
  
  // ** Initialize middleware ** //
  var bodyParser = require('body-parser');
  app.use(bodyParser.json()); // for parsing application/json
  
  // ** Initialize Services ** //
  log.info('loading services...');
  
  if (config.services.employees.enabled) {
      //employees service / endpoints
      var employeeService = require('./rest/employees/service.js');
      var employeeApp = express();
      employeeService(employeeApp);
      app.use(config.services.employees.endpoints, employeeApp);
  }
  
  // ** Initialize core enpoints ** //
  app.use(express.static(path.join(__dirname, 'html'))); //link the folder html to "/"
  
  app.get('/help', function (req, res) {
      //TODO: return a better support page than than endpoints definition
      //TODO: move to separate file
      res.send('available services: <br/>/employees/');
      res.end();
  });
  
  // ** Start Application Server ** //
  function startService(port) {
  
      log.info('starting rest service...');
      app.use(function (err, req, res, next) {
          log.error(err.stack);
          res.status(500).send('Oops, that should not happen... Error 500!');
          next();
      });
      var server = app.listen(port, function () {
  
          var host = server.address().address;
          var port = server.address().port;
  
          log.important('Server is runnning at http://%s:%s', host, port);
      });
  }
  startService(config.server.port);
  
subject: add environment variable configurable port