NEW YORK--(BUSINESS WIRE)--Fitch Ratings has increased its 2015 US lodging industry RevPAR growth forecast to 7% from 6%, primarily reflecting the measure's YTD performance and moderately higher assumed employment growth. Year-to-date US RevPAR growth of 7.5% through April on stronger occupancy gains exceeded our expectations. The outlook remains excellent for lodging fundamentals through the balance of the year as Fitch expects GDP growth to accelerate to 3.1% in 2015. Interest rates are still