Barack Obama's politics meant nothing to Samuel L. Jackson because the "Pulp Fiction" star only voted for the president for one reason and one reason only ... because he's black. In an interview with Ebony magazine, Jackson explained, "I voted for Barack because he was black. 'Cuz that's why other folks vote for other people — because they look like them ... That's American politics, pure and simple. [Obama's] message didn't mean [bleep] to me." Jackson then went on to drop the N-word several times when discussing Obama, telling the mag, "When it comes down to it, they wouldn't have...