New Orleans is famous for its role as the birthplace of jazz, its lively French Quarter and the wild Mardi Gras carnival. The Mississippi river is never far away in “The Big Easy,” and even when the sun beats down on the carefree city, shade is provided somewhere by an avenue flanked by southern live oak trees. But there has never been a museum that deals with the turbulent history of the civil rights movement here or anywhere else in Louisiana, whose largest city is New Orleans. Since the opening of the Louisiana Civil Rights Museum at the beginning of October 2023, that’s no longer the case….