It’s hard to choose which was the bigger shock: a federal judge ruled Oklahoma’s ban on same-sex marriage unconstitutional, or the founder of a Republican gay-rights group quit the Republican Party. What could have ever driven a gay advocate from the GOP? Was it something they said?Jimmy LaSalvia, the founder of the conservative gay advocacy group GOProud, recently changed his party registration to unaffiliated, writing on his blog, “I am every bit as conservative as I’ve always been, but I just can’t bring myself to carry the Republican label any longer.” Why?