* Increase POS cart button and input size elements as per #606
* Increase confirmation modal input and button size as per #606
* Add loading indicator to cart confirmation pay button as per #606
* Ensure POS app tip amount input shows decimal amount with correct divisibility
* Center POS app cart quantity input field
address task in #606
* Ensure search bar and content are horizontally aligned
address task in #606
Modal cart, remove items, checkout
Fix removal and adding of cart items
Improve cart UI
Add cart bundle, remove unused js files from the view when cart isn't used
Do not enable cart by default
Do not put modal into the view when the cart is disabled
Escape js properties
Work with amounts as cents
Make animation speed look constant
Enable tips in the cart
Fix cart UI
