Elin Nordegren is making a big move.  The Swedish model and ex-wife of Tiger Woods has put her 23,000-square-foot estate in North Palm Beach, Fla. on the market, E! News confirms. She listed the stunning mansion, which boasts 11 bedrooms and 18 bathrooms, for $49.5 million.  Overlooking the ocean and nestled on 1.4 gated acres, Nordegren's home was built in the style of the British West Indies and features plenty of state-of-the-art amenities. Retractable glass walls enclose the first floor's main living area, which includes a massive kitchen that leads into an alfresco dining room and family room, as well as a more formal dining and living space.  As residents make their way...