The seventh album by these Welsh baroque-pop mavericks refines their flamboyant songcraft in one grandiose, candy-coated, 54-minute package. Far more adventurous and fun (and less maudlin) than recent efforts by peers like Mercury Rev and Flaming Lips, Love Kraft slyly alludes to several classic-rock touchstones (Beatles, Nilsson, Crosby, Stills, Nash…