Use Create React App instead of unofficial fork (#1347)

Create React App supports TypeScript as of 2.1.

content/docs/static-type-checking.md

@@ -160,10 +160,10 @@ Now you're all set! We recommend to check out the following resources to learn m
 
 ## TypeScript
 
-[TypeScript](https://www.typescriptlang.org/) is a programming language developed by Microsoft. It is a typed superset of JavaScript, and includes its own compiler. Being a typed language, Typescript can catch errors and bugs at build time, long before your app goes live. You can learn more about using TypeScript with React [here](https://github.com/Microsoft/TypeScript-React-Starter#typescript-react-starter).
+[TypeScript](https://www.typescriptlang.org/) is a programming language developed by Microsoft. It is a typed superset of JavaScript, and includes its own compiler. Being a typed language, TypeScript can catch errors and bugs at build time, long before your app goes live. You can learn more about using TypeScript with React [here](https://github.com/Microsoft/TypeScript-React-Starter#typescript-react-starter).
 
 To use TypeScript, you need to:
-* Add Typescript as a dependency to your project
+* Add TypeScript as a dependency to your project
 * Configure the TypeScript compiler options
 * Use the right file extensions
 * Add definitions for libraries you use
@@ -289,17 +289,17 @@ declare module 'querystring' {
 
 ### Using TypeScript with Create React App
 
-[react-scripts-ts](https://www.npmjs.com/package/react-scripts-ts) automatically configures a `create-react-app` project to support TypeScript. You can use it like this:
+Create React App supports TypeScript out of the box. You can use it like this:
 
 ```bash
-create-react-app my-app --scripts-version=react-scripts-ts
+create-react-app my-app --typescript
 ```
 
-Note that it is a **third party** project, and is not a part of Create React App.
+If you have an existing project, [you can read the documentation](https://facebook.github.io/create-react-app/docs/adding-typescript) on adding TypeScript.
 
 You can also try [typescript-react-starter](https://github.com/Microsoft/TypeScript-React-Starter#typescript-react-starter).
 
-You are now ready to code! We recommend to check out the following resources to learn more about Typescript:
+You are now ready to code! We recommend to check out the following resources to learn more about TypeScript:
 
 * [TypeScript Documentation: Basic Types](https://www.typescriptlang.org/docs/handbook/basic-types.html)
 * [TypeScript Documentation: Migrating from Javascript](https://www.typescriptlang.org/docs/handbook/migrating-from-javascript.html)