Welcome to this week’s Release Round-Up including a couple of spectacular new box sets, one acclaimed soundtrack, numerous reissues and anthologies, and the return of a few beloved artists! a-ha, Hunting High and Low: 30th Anniversary Super Deluxe Edition (Warner Bros./Rhino) (Amazon U.S. / Amazon U.K.) The 1985 debut from a-ha gets super-sized with Rhino’s upcoming 4-CD/1-DVD edition.  Disc One has the original, remastered album, while Disc Two boasts 25 demos, Disc Three has 15 singles, B-sides and extended versions, and Disc Four takes in ten previously unreleased alternate mixes.  The DVD has…