* Tweak: automatically send the preprinted gift card email when the code is created and the order updated
* Update: updated the Elementor icons
* Fix: prevent a preprinted gift card to be sent without code
* Fix: fixed a problem with the tax calculation
* Fix: added some fixes to the taxes using coupons, enable it returning true here ywgc_add_gift_card_coupons_as_negative_fees
* Dev: updated some template classes
* Dev: avoid send a gift card without delivery date
* Dev: new filter ywgc_add_gift_card_coupons_as_negative_fees