message: Bump to v4.0.0
  (due to removed Node 7 support)
diff: {
  "name": "juice-shop",
  - "version": "3.3.0-SNAPSHOT",
  + "version": "4.0.0-SNAPSHOT",
  "description": "An intentionally insecure Javascript Web Application",
  "homepage": "https://www.owasp.org/index.php/OWASP_Juice_Shop_Project",
  "author": "Bjoern Kimminich <bjoern.kimminich@owasp.org> (https://www.owasp.org/index.php/User:Bjoern_Kimminich)",
  "stryker": "stryker run stryker.client-conf.js"
  },
  "engines": {
  - "node": "~4 ~6 8"
  + "node": "~4 ~6 ~8"
  },
  "standard": {
  "ignore": [
  