Def Leppard (180 Gram Vinyl) (2 Lp's)There are two ways to look at an eponymous album by a band well into its fourth decade of existence: it's either a rebirth or a summation. In the case of Def Leppard's 2015 album their eleventh studio set, arriving a full seven years after Songs from the Sparkle Lounge the record is most certainly the latter, a nifty encapsulation of the group's range, obsessions, and ambitions. At 55 minutes, Def Leppard feels nearly as sprawling as the hour plus