Galaxy Entertainment Group and Melco Crown Entertainment look best placed to benefit from the next phase of Macau Casinos development as the world’s gambling capital adds eight more mega-casinos by 2017. The expansion will take place in the Chinese territory’s glitzy Cotai Strip and is expected to more than double Macau’s annual gaming revenues to $115 billion in four years, according to research from U.S. brokerage Wells Fargo. Cotai is an area of reclaimed land that is becoming a Las Vegas-style tourist hub with shopping centers, hotels and entertainment to complement the casinos. U.S. billionaire Sheldon Adelson’s Las Vegas Sands…