message: build before running tests, so that src/versionInfo.ts exists
diff: "lint": "eslint 'src/**/*.js' 'src/**/*.ts'",
  "lint-fix": "eslint 'src/**/*.js' 'src/**/*.ts' --fix",
  "jest": "jest",
  - "test": "npm run lint; npm run jest",
  + "test": "npm run build; npm run lint; npm run jest",
  "doc": "typedoc --out ./Documentation/api/ ./src/",
  "prepublishOnly": "npm test && npm run build",
  "postpublish": "git push origin master --follow-tags"
  