* Create MiniCart block prototype
* Use window.onload instead of DOMContentLoaded
* Don't load translations for scripts without localized strings
* Don't try to load cart instance in API requests
* Remove PHP pre-rendering
* Fix some typos
* Move Mini Cart block files under 'cart-checkout' directory
* Update selectors to follow guidelines
* Only enable the MiniCart block in experimental builds
* Fix wrong translations element selector
* Improve lazyLoadScript and preloadScript documentation
* Move lazy-load-script and preload-script to base-utils
* Add function to check if script tag is already in the DOM
Albert Juhé Lluveras