* New: Cache calculated prices at runtime
* New: Add content in WP Privacy Policy Guide
* Fix: Replace deprecated WC()->cart->get_cart_url()
* Fix: Explicitly declare grid style inputs as block elements for theme's that don't
* Fix: Add missing parameters to 'woocommerce_get_price_suffix' filter
* Fix: Mobile cart styles
* Tweak: Change thumbnail size to woocommerce_thumbnail.