This Friday, the Austrian Cultural Forum New York presents a concert highlighting spectralist composers. The culmination of this year’s Moving Sounds Festival, it features the U.S. premiere of Georg Friedrich Haas’ Introduction und Transsonation, Giacinto Scelsi’s violin concerto Anahit, and pieces by Tristan Murail. Hanna Hurwitz is the violin soloist. Michel Galante leads the Argento Ensemble in these performances.         Moving Sounds 2015 Friday…