“Under A Rock” – Waxahatchee Two weeks after Courtney Barnett dropped the first great album of the year, Katie Crutchfield drops one that is almost as good. I’ve been a fan of Crutchfield since Waxahatchee’s last album, and I love her mash-up of mid–90s college rock with a healthy dose of the more recent indie sound. Say a mid-point between…