message: pin typescript to patch version
diff: "progress": "^2.0.3",
  "shelljs": "^0.8.3",
  "typedoc-default-themes": "^0.6.0",
  - "typescript": "^3.5.3"
  + "typescript": "3.5.x"
  },
  "devDependencies": {
  "@types/fs-extra": "^8.0.0",
  