There was a moment in Hearts manager Steven Naismith’s playing career he was on track to be considered a Rangers legend. Now, despite his impressive form as Jambos gaffer, the scars of comments made in the aftermath of the club’s collapse mean he will likely never be considered for the top job at Ibrox. One of the best Scottish players of his generation, it’s unsurprising Steven Naismith, 37, is carving out a solid career as a manager given his experience at the top level. But for all the guidance of the likes of Walter Smith at Rangers or David Moyes and Roberto Martinez at Everton, a kick in…