WooCommerce Smart Coupons 8.22.0

* New: Setting to allow auto-generation of coupons on specified order statuses only
* Fix: Warning: mysqli_free_result(): Couldn't fetch mysqli_result on activation of the plugin
* Update: Enable 'Apply before tax' setting for renewal orders as well [WooCommerce Subscriptions]
* Update: Ignore checking for tax enabled on store while processing 'Apply before tax' setting
* Tweak: Any changes made to Smart Coupons settings will now set the setting to not 'autoload'
* Update: POT file

* Fix: Expiry date not setting in auto generated coupons
* Fix: Coupon Setting "Show on cart/checkout page" not displaying the coupon on cart/checkout page
* Fix: Adding product via Coupon Action with discount results in deducted price only showing after reload (Thanks to: Elias)
* Update: New option 'expiry_days' in shortcode [smart_coupons] for setting number of days after which the generated coupon will expire
* Update: POT file

* New: Option to allow coupon auto-generation on specific order statuses
* Fix: Fatal error (Call to a member function meta_exists() on boolean) during renewal of those subscriptions which are created manually (Thanks to: Ted Barnett)
* Update: POT file