add another how to implement in reactr code example

Example 1: build react app

Build a react project
Code has to be bundled using a bundler like webpack and
 transformed using a compiler like Babel.
do production optimizations such as code splitting(critical CSS)
statically pre-render some pages for performance and SEO. 
use server-side rendering or client-side rendering.
write some server-side code to connect your React app to your data store.
OR use create-react-app

Example 2: create react app

//open terminal and run this code
create-react-app newreact
//it will install all the packages

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Misc Example