“The year is not 1994, but a group like LVL UP can still get signed to Sub Pop in 2016—by producing some very fuzzy indie rock songs that wouldn’t sound out of place on one of the Silver Jews’ classic records. LVL UP’s latest, “Spirit Was,” takes on the end of a relationship with the same blurry lyricism that was set as a precedent some two decades ago. Dig deeper, though, and LVL UP share as much ”