This commit sets the page name to "Create React App", the tagline to
"Create React apps with no build configuration." and the copyright
owner to "Facebook"

* Remove the blog link from the header

* Remove blog link from the site footer

* Remove blog translation, as we no longer have a blog

* Remove all sample blog-content

* Remove blog info from the website readme

* Initial setup of Docusaurus

Followed steps on: https://docusaurus.io/docs/en/installation

* Delete doc1.md

* Delete doc2.md

* Delete doc3.md

* Delete exampledoc4.md

* Delete exampledoc5.md