This commit:
- Adds .editorconfig file
- Installs TypeScript and necessary dependencies
- Configures TypeScript tsconfig.json
- Configures Rollup to use esbuild and export .d.ts
- Converts entry files to TypeScript
- Configures Storybook to generate docs based on types
- Configures TypeScript on ESLint
- Configures Jest and ts-jest for TypeScript
- Fixes no-use-before-define problems on stories
- Ignores @typescript-eslint/no-unused-vars on mapFromWindowsTheme
- Fixes test failure on CSS check

This exposes the `as` property so users can swap the element as allowed by styled-components.

That causes import path issues on VSCode.

This also disables no-undef for TypeScript files and removes no-nested-ternary.

This also moves Windows* subcomponents to the Windows folder.

This also deprecates the fixed prop.

...ding Storybook

...ript
This changes the main output to also preserve modules, allowing tree shaking when users build their projects.
This also replaces rollup-plugin-dts with the more traditional @rollup/plugin-typescript, which exports type declarations for individual files fixing issues with themes imports.

... correctly
Code coverage depends on TypeScript sourceMap, which we disabled for builds.

... if value is set without onChange or readOnly

...Native
BREAKING CHANGE: Select props changed significantly, native is now the SelectNative component

fix #357 

Remove 'menu' variant, as this should be a part of MenuList component
BREAKING CHANGE: Removal of 'menu' Checkbox variant

BREAKING CHANGE: remove 'menu' variant of Radio component