* Remove Order ID link
* Add separate print version for receipt
* Fix POS number handling and add keypad test
Fixes#5056.
* Add formatting function
* Remove OrderUrl for POS, bring back order link for receipt
* Update BTCPayServer/Plugins/PointOfSale/Controllers/UIPointOfSaleController.cs
* UI updates
* Updates modes and calculation
* Unify tip buttons
* White caret
* Add top margin to calculation
* Add space between mode buttons and keypad
* Discount updates