Create a Browser React example in the examples directory

[mbalex99]

• Create a directory called examples
• Create an example using create-react-app with TypeScript that uses the final module. Project name can be react-webpack-ts
• Create an example using create-react-app with JavaScript that uses the final module react-webpack-js
• Add a Readme to specify how a user can ensure .wasm is loaded correctly. Perhaps see this for example: https://koala42.com/using-webassembly-in-your-reactjs-app/