Jennifer Gracia Reporter Hanging out at the beach during spring break is fine, but if you would like a change of scenery then maybe SXSW can serve as an alternative. The annual music and film festival runs March 13-22 in Austin. Among the highlights this year is the premiere of the film “Rolling Papers,” a documentary about the Denver Post’s first pot critic, Ricardo Baca, and the effect it had on journalism. Directed by Denver native Mitch Dickman, the film follows the cannabis critic during his first year at the Denver Post and the new site The Cannabist, at…