The ’80s not only saw tremendous soundtracks from many of the established composers in Hollywood, but a new generation of musicians making a mark on the silver screen, as well. Next month, two of the best film music discoveries of the ’80s will be the subject of new reissues from Rusted Wave Records and 1984 Publishing (known for printing photo books about “Weird Al” Yankovic as well as the memoir by the late Marie Fredriksson of Roxette fame). The labels will prep vinyl and CD releases of Alan Silvestri’s score from 1985’s…