YITH WooCommerce Subscription Premium 3.9.0

Fix: Fixed standard PayPal transaction id registration on renew order.
Fix: Issues with PHP 7.2.
Fix: Issues with Renew Reminder email.
Fix: Fixed pause and cancellation issue.

* Update: Language files
* Update: Plugin Framework version 3.0.21
* Dev: Added filter 'ywsbs_add_shipping_cost_order_renew'
* Fix: Multiple subscription products on cart
* Fix: Renew Reminder cron
* Fix: Email templates
* Fix: Show subscription total on the checkout page if setting max length option.
* Fix: IPN log of posted arguments

* New: Integration with YITH Stripe Connect for WooCommerce from version 1.1.0
* New: Added payment method column and filter on Subscription List Table
* New: Added new option to show "Renew Now" button on My Account > Orders: if a renew order has at least one failed payment (not for all gateways)
* Update: Language files
* Fixed: The "Pause" button was only being displayed to admin.