* Tweak-Add $post_id as parameter for is_wcopc_checkout filter.
* Fix -Prevent guest checkout with subscription.

* WordPress 5.5 compatible.
* WooCommerce 4.7 compatible.
* Requires at least WooCommerce 3.3.
* Added the WPS_DEFER_VARIATIONS_THRESHOLD constant that regulates the maximum number of variations processed at save.
* Solved issues when indexing variable products with many variations by using deferred processing of the bulk of variations.
* Fixed “Text for no selection” option was not visible when Select was chosen as Style in Category and Attribute filter widgets.

* Update: Tested against WooCommerce 4.7.0.
* Fix: Exclude “edit in cart” feature from gifts that are specific variations.

* Tweak-Tested compatibility with WC 4.7.
* Fix-Funds were not being deducted from the account on fully paid orders with funds in WC 4.7.

* Feature-Added compatibility with WooCommerce Product Bundles extension.
* Tweak-Tested compatibility up to WC 4.7.
* Tweak-Tested compatibility up to WP 5.5.

* Removed ghost button at the receipt page when is Browser iFrame.
* Fixed a problem related to Tokenization and Pay with 1 clic.

* Fix-Calculate the selected addons subtotal, even if the date for a bookable product hasn’t been chosen yet.
* Fix-Change field name upon selection when there is a description.

* Fix-Points not redeemed on subscription renewal orders.