TypeReservation -> TypeAvailability
TypeReservation -> TypeAvailability
confirm in AGenericBooking

Merge branch 'master' of https://github.com/faern/book-a-hobbit.git

Conflicts:
	se.chalmers.TDA593.Book-a-Hobbit/tests/hobbit/api/iroombookings/BookTests.java
	se.chalmers.TDA593.Book-a-Hobbit/tests/hobbit/api/iroombookings/CheckOutTests.java