* Feature - Support Square customer profiles for saved payment methods
* Feature - Customers can label their saved payment methods for easy identification when choosing how to pay
* Feature - Support enhanced payment form with auto formatting and retina card icons
* Feature - Show detailed decline messages when possible in place of generic errors
* Feature - Add support for WooCommerce Subscriptions
* Feature - Add support for WooCommerce Pre-Orders
* Feature - Orders with only virtual items can force a charge instead of authorization
* Feature - Void authorizations from WooCommerce
* Feature - Itemize Square transactions for improved reporting in Square
* Feature - Add sync records to notify admins of failed product syncs
* Feature - Changed "Synced with Square" option while bulk editing products
* Tweak - Introduce "System of Record" settings to control product data sync
* Tweak - Remove items from Square locations when deleted in WooCommerce (if WC is the system of record)
* Tweak - Allow users to hide WooCommerce products if removed from the linked Square location (if Square is the system of record)
* Tweak - Import images from Square when not set in WooCommerce (if Square is the system of record)
* Tweak - Remove Square postcode field when a postcode can be used from the checkout form
* Fix - Ensure connection tokens are refreshed ahead of expiration
* Fix - Always ensure settings are displayed in multisite
* Fix - Ensure Square prices update WooCommerce regular price, not sale price
* Fix - Remove usages of `$HTTP_RAW_POST_DATA`, which is deprecated
* Fix - Do not allow multiple sync processes to run simultaneously
* Fix - Avoid submitting duplicate orders with Checkout for WC plugin
* Misc - Upgrade to Square Connect v2 APIs
* Misc - Background process product sync for improved scalability
* Misc - Refactor for other miscellaneous fixes and improved reliability
