Renew as a GitHub template repository

Now we can create a repository with hitting "Use this template" button on https://github.com/nuxt-community/typescript-template

Various way to write component

This template provides 3 types of component writing style as same as https://typescript.nuxtjs.org/

• Options API
• Class API
• Composition API (Experimental)

Each sample demonstrates how to use the basic features of Nuxt.

Use Nuxt 2.6.1

Covers latest Nuxt releases

• https://github.com/nuxt/nuxt.js/releases/tag/v2.6.0
• https://github.com/nuxt/nuxt.js/releases/tag/v2.5.0

Main changes

• nuxt-ts is no longer needed on the top-level
• Extendabletsconfig.json is no longer provided by @nuxt/typescript
• ts-node is required on the top-level