message: new `lib` target: added"es2017.object" for object.entries support
diff: "compilerOptions": {
  "declaration": true,
  "declarationDir": "./out/defs",
  - "lib": ["dom", "es2015"],
  + "lib": ["dom", "es2015", "es2017.object"],
  "module": "es6",
  "noImplicitAny": false,
  "outDir": "./out",
  