Dawkins did not set up the camp, and has nothing at all to do with it - other than he donated towards it (not a huge amount, I know).
The word "grooming" applied to children (other than hygiene and neatness) is of course used to indicate child sexual abuse.
A fairer report here.
Camp Quest looks excellent to me. Samantha Stein is fantastic (nb.. having talked to her about it - the camp is open to all faiths, and focuses on thinking skills and a skeptical approach to answering questions, not on religion-bashing per se. It's about immunizing kids against purveyors of snake oil and bullshit - be it religious, atheist, or otherwise). And it's a bargain too.
NSS sets the record straight here: "Camp Quest Under Attack. Dawkins' response here.