Removed wp_verify_nonce in wc_create_new_customer

The check is already done in includes/class-wc-form-handler.php 843 and includes/class-wc-checkout.php 398

On the registration made during checkout caused the error:
PHP Notice:  Undefined index: register in woocommerce/includes/wc-customer-functions.php on line 53
prevents automatic password generation when making the registration in the My Account page, closes #4672
fixed the indentation in includes/wc-customer-functions.php
fixed some coding standards in includes/wc-customer-functions.php
Tweak to structure when getting terms ordered by parent Closes #4729
$packge is array Closes #4725
Docblock Closes #4726
is_wc_endpoint_url Closes #4731
Return strings. Closes #4739
Vars in report classes Closes #4720
return a string for get_cart_url and get_remove_url Closes #4724
When add_to_cart is called, ensure the correct product_id is set for variations. Closes #4650
Italian + Update po files
Fix to ensure stock status is updated, even when meta is blank. Prevents new products being hidden when the option to hide out of stock products is enabled.
Fix manual order calculation when using non-standard decimal points Closes #4742