Package, plugins update and state selection feature

Breaking Changes

• Adds all Countries list
• Add the States based on Country list selection.
• Updates next.js version to latest and graphql plugins to the latest version.
• Query and mutation updates as per the plugin latest versions.
• Creates option to add different shipping or billing address
• Adds Headless CMS plugin as a dependency
• Hide the state select and make it non-mandatory for the countries that don't have states,
• Use Next.js Image component for images

Note: Please Follow updated README
https://woo-next-imranhsayed.vercel.app/

Design Revamp - Add Tailwind

• Remove bootstrap
• Revamp to the new design with Tailwind css
• Adds category carousel
• Adds single product carousel
• Shows discount for products

Nextjs 10 update

Update to Next.js v10
Incremental Static (Re)generation
Removes unnecessary files