It’s become impossible to imagine a Quentin Tarantino universe that doesn’t have Samuel L Jackson at its centre, with the filmmaker and actor becoming virtually inseparable since the first time they crossed paths. Even when there isn’t an obvious role for him in the story or script, Tarantino will find a way to shoehorn the closest thing he’s got to a career-long muse in there anyway, like he did when Jackson became the unexpected narrator of In…