Include a section on theming.

Cover scenarios primarily for adjusted behavior on Button, as well as ensure components are exported correctly.

Remove props from Slider that has something to do with incorrectly setting `orientation` to a `div`-like element.

Also, we fix the import in the Icon test.

Use human-friendly routes for components.

Also, update badges to point to links in the package repository.

Point to correct URLs for Tesseract Design.

Migrate from GitHub, rewrite common components to TypeScript (main and test files). Also replaced Storybook to Docz.