Ashley Alexandra Dupre, also known as "Kristen," the high-class prostitute former governor Eliot Spitzer visited on Valentine's Day eve, strutted her considerable stuff at a New Jersey beach yesterday and there was a photographer on the scene to provide enough photos for the Daily News to give us this gallery. According to the News, Dupre was at a beach in Sea Girt with her mother, who looks like she could be Dupre's sister, in "matching......