feat(package): upgrade to ng v2.3+ (#574)

demo/server/file-catcher.js

@@ -0,0 +1,50 @@
+/*eslint-disable*/
+var express = require('express');
+var multer = require('multer');
+var fs = require('fs');
+var app = express();
+
+var DIR = './uploads/';
+
+var upload = multer({dest: DIR});
+
+app.use(function (req, res, next) {
+  res.setHeader('Access-Control-Allow-Origin', 'http://valor-software.github.io');
+  res.setHeader('Access-Control-Allow-Methods', 'POST');
+  res.setHeader('Access-Control-Allow-Headers', 'X-Requested-With,content-type');
+  res.setHeader('Access-Control-Allow-Credentials', true);
+  next();
+});
+
+app.use(multer({
+  dest: DIR,
+  rename: function (fieldname, filename) {
+    return filename + Date.now();
+  },
+  onFileUploadStart: function (file) {
+    console.log(file.originalname + ' is starting ...');
+  },
+  onFileUploadComplete: function (file) {
+    console.log(file.fieldname + ' uploaded to  ' + file.path);
+  }
+}));
+
+app.get('/api', function (req, res) {
+  res.end('file catcher example');
+});
+
+app.post('/api', function (req, res) {
+  upload(req, res, function (err) {
+    if (err) {
+      return res.end(err.toString());
+    }
+
+    res.end('File is uploaded');
+  });
+});
+
+var PORT = process.env.PORT || 3000;
+
+app.listen(PORT, function () {
+  console.log('Working on port ' + PORT);
+});