A stand-up gal: ‘Obvious Child’ mixes emotion and humor to make a rom-com worth watching

By JIM SABATASO | STAFF The most controversial thing about Obvious Child is how uncontroversial it is. The new comedy by first-time director Gillian Robespierre stars Jenny Slate as Donna, a struggling Brooklyn standup comic, who, after a boozy one-night stand, discovers she’s pregnant and decides to get an abortion. That wasn’t a spoiler. While the…