Add script_debug $suffix for admin settings.js
#6740 Expose Previous Item Quantity

woocommerce_after_cart_item_quantity_update will now also pass the old quantity. #6740
remove un-necessary #content selector. #5606
Custom attributes for select, checkbox and textareas
simplify woocommerce.css. #5606
group table border. #5606
If totals mismatch in paypal, don't send line items
missing colon in wc-emails class
split variables into separate file and simplify buttons. #6737
more button tweaks. #6737
remove image shadows. #6737
em margin. #6737
archive prices. #6737
archive star rating size. #6737
archive button margin. #6737
simplify sale marker #6737
single product images. #6737
simplify tabs. #6737
review gravatar shadow. #6737
button text shadow. #6737