Travellers arriving to the UK from Slovenia and Guadeloupe - a French overseas region - will now have to quarantine, Transport Secretary Grant Shapps has announced.The two destinations have been removed from the UK government's travel corridor list, which means that those arriving into the UK from these locations from 4am on Saturday will have to self-isolate for 14 days.Meanwhile, two countries have been added to the travel corridor list - Singapore and Thailand - which means no quarantine is