Woocommerce Name your price 3.6.1

* Update: Tested up to WooCommerce WC 3.9.0
* Fix: Automatically hide Stripe request buttons for variable products with NYP variations.

Fix: Respect Subscriptions "Limit to one of any|active status"
Tweak: Hide "Edit" in cart link when resubscribing.

Fix: Missing input label for price input on NYP variations.