message: build: remove engine from package.json
diff: "test:typescript": "tsc --noEmit --noImplicitAny typescript/raven-tests.ts",
  "test:ci": "npm run lint && grunt test:ci"
  },
  - "engines": {
  - "node": "^8.4.0",
  - "npm": "^5.4.0"
  - },
  "devDependencies": {
  "bluebird": "^3.4.1",
  "browserify-versionify": "^1.0.6",
  