The Broadway box office took another August dip last week, thanks at least in part to the reduced schedule at the Street’s biggest theater, the Lyric. That’s where Cirque du Soleil’s gypsies-and-gymnasts fusion show Paramour shut down temporarily, shaving off three performances this week (and a few more next week) as the creatives went back to the drawing board in hopes of fixing the underperforming extravaganza.