refactor(app:templates:server): deprecate res.sendfile -- use res.sendFile instead

Author: cesarvargas00

app/templates/server/routes.js

@@ -5,6 +5,7 @@
 'use strict';
 
 var errors = require('./components/errors');
+var path = require('path');
 
 module.exports = function(app) {
 
@@ -21,6 +22,6 @@ module.exports = function(app) {
   // All other routes should redirect to the index.html
   app.route('/*')
     .get(function(req, res) {
-      res.sendfile(app.get('appPath') + '/index.html');
+      res.sendFile(path.resolve(app.get('appPath') + '/index.html'));
     });
 };