Nawang Gurung will be serving Nepalese and Indian food at his new restaurant, Norbu, when it opens next month in the former World Bistro space on Main Street. (Photo by Wriley Nelson) New Restaurant Will Link Himalayan Food, Culture, Art, Religion By ELIZABETH COOPERCOOPERSTOWN It has been more than a year since Alex’s World Bistro on Main Street closed its doors, but the spring sunshine has awoken more than the flowers this year. The long empty storefront is suddenly a…