(June 29, 2016, 12:16 PM EDT) -- NEW YORK — In a June 23 motion to dismiss false advertising claims against it in New York federal court, the operator of a mattress review website asserts that the plaintiff mattress seller has actually brought the suit “in order to illegally silence [the] reviews of Plaintiff’s products” (Casper Sleep Inc. v. Jack Mitcham, et al., No. 1:16-cv-03224, S.D. N.Y.)....