Former American Idol and So You Think You Can Dance judge Paula Abdul has intensified her accusations of sexual assault against TV producer Nigel Lythgoe. According to RadarOnline.com, Abdul’s attorney has exposed a series of harassing messages that Lythgoe allegedly sent to Abdul following the recent lawsuits. Lythgoe denied Abdul’s accusations and shared several private emails and other correspondence from the singer after the alleged assaults. The incident took place after Abdul initially came forward with her claims against Lythgoe. Despite Lythgoe’s denial of the accusations, Abdul’s atto…