Welcome to this week’s Release Round-Up! Randy Newman, The Randy Newman Songbook (Nonesuch) (Amazon U.S. / Amazon U.K. / Amazon Canada) The Randy Newman Songbook box set marks the first-ever combined release of all three of the legendary songwriter’s piano-and-voice Songbook albums (including the new Vol. 3) recorded in 2003 and 2010 with producers Mitchell Froom and Lenny Waronker.  All songs have been resequenced as one cohesive, thematically-linked listening experience spread over 4 CDs.  Additionally, the box boasts five exclusive, previously unreleased bonus tracks: the now-standard “Feels Like Home,” “A Wedding in Cherokee County,” “I’m…