Things have changed with the new A-Club GCoU July 2013:

7.3. Eligible expenditure
Eligible expenditure is the one set by the Member:
– accommodation’s expenditure of the Member and another room in the
same hotel on the same date (ie a maximum total of 2 invoiced rooms),
provided the Member stays in one of said rooms;
– the services associated with the accommodation, ie minibar, telephone,
room service, pay television, meals taken by the Member in the hotel
restaurant and consumption at the hotel bar;
– expenditure associated with thalassotherapy and balneotherapy
services provided at a Thalassa sea & spa centre connected to the hotel
but only if the Member is staying in the hotel.