message: Move typings to devDependencies
diff: "build": "tsc"
  },
  "devDependencies": {
  + "@types/mustache": "^0.8.31",
  "typescript": "^2.7.2"
  },
  "dependencies": {
  "@pulumi/aws": "^0.14.0",
  "@pulumi/pulumi": "^0.14.0",
  - "@types/mustache": "^0.8.31",
  "async-file": "^2.0.2",
  "mustache": "^2.3.0"
  }
  