message: Center README h1 so it works on NPMjs
diff: <p align="center">
  <a href="https://davidcetinkaya.github.io/embla-carousel" target="_blank"><img width="80" height="80" src="https://rawgit.com/davidcetinkaya/embla-carousel/master/docs/assets/embla-logo.svg" alt="Embla Carousel">
  </a>
  - <h1 align="center">Embla Carousel</h1>
  </p>
  +<strong>
  + <h1 align="center">Embla Carousel</h1>
  +</strong>
  <p align="center">
  An extensible low level carousel for the web, written in TypeScript.
  </p>
  