ATLANTA — The battle to bring casino gambling to Georgia hit a major roadblock last week in the House of Representatives, but even those opposed to the idea expect the fight to continue. Legislation that would allow up to four casinos to operate around the state, with approval from voters statewide, failed to get a House vote before a key deadline on Monday. Supporters, though, feel things are moving in the right direction, despite the decision to delay by Speaker David Ralston, R-Blue Ridge, and Gov.