A Texas gambling mogul has just sealed the deal to open a new Golden Nugget Hotel and Casino in Louisiana. Galveston native TiIlman Fertitta wants another bite of the estimated $2.5 billion Texans spend on gambling, which now goes out of state. He also wants a casino one day in Texas, but only under certain conditions. Even though gambling in Texas is illegal, polls repeatedly show there is strong public support for at least limited amounts of gaming. Texas Senator John Carona introduced a bill that would have put the issue before voters this November, but he pulled it from…