message: added definite port for start command (need for locally running site with examples)
diff: {
  "scripts": {
  - "start": "npm run build_dev && live-server",
  + "start": "npm run build_dev && live-server --port=7777",
  "test": "karma start",
  "testcafe": "concurrently \"http-server\" \"testcafe chrome testCafe/\"",
  "testcafe_sauce": "testcafe \"saucelabs:Chrome@56.0:Windows 10\" testCafe/",
  