Previously unheard music from the late Bon Scott’s pre-AC/DC band Fraternity has finally received an official release after 50 years. The group’s 1971 album “Livestock” and their 1972 album “Flaming Galah” are available as part of a “Seasons Of Change – The Complete Recordings 1970-1974” set. Here’s a description of the set: “Founded in Australia,…