* Included PHPCS and git hooks
* Fixed coding standards
* New Products endpoint
* Fixed product controller schema
* Improved products controller schema and response
* New product categories controller
* Updated REST API base to match WooCommerce authentication
* Fixed products/categories endpoint
* Better docblock
* Product attributes controller
* Product attribute terms controller
* Update REST API urls
* Reverted PHPCS changes
* Check permission only once while fetching posts
* Included raw price
* Included sku to products endpoint response
* Fixed endpoints in unit test
* Fixed routes in unit tests
* Check and use subscriber, contributor and author rules in unit tests