The usual suspects pushing immigration reform have a new ally in the fight this time—the religious right. Christian conservatives, who stayed on the sidelines in 2006 or opposed reform outright, have sprung into action for the cause. They’re talking to their congregations from the pulpit. They’re urging lawmakers in private meetings to support reform. And they’re even calling for change publicly. The efforts have dramatically changed the dynamics of the debate, so much so that Republicans anxious to vote yes on a deal might have the political cover to do it. …