* Add custom close button label to Mini Cart drawer
* Add screen reader notice when removing an item from cart
* Focus next item from cart when an item is removed
* Add back CSS to hide close button label
* Don't focus previous item after the last one is removed
* Remove period from button label
* Don't show the number of items in Cart if Mini Cart is loading
This prevents displaying outdated data. That's specially important
for screen readers, because they were reading the outdated value
before it was replaced by the new one.
* Focus cart items table when last item in list is removed
* Use a ref to focus cart items table
* Use a ref to focus cart item table rows
* Fix empty cart if Mini Cart items have been removed
* Update snapshots
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