The Cleveland Cavaliers are preparing for a high-stakes Game 7 against the Toronto Raptors this Sunday night. If they lose the game, it could spark several changes within the team. Moving on from head coach Kenny Atkinson The first move Cleveland would likely make is moving on from head coach Kenny Atkinson, after failing to get past the second round of the playoffs in two seasons under him. One of the main reasons the Cavs decided to part ways with head coach J.B. Bickerstaff two years ago was his inability to move past the second round. The same standard now needs to be applied to Atkinson, who is actually working with more talent in Cleveland than Bickerstaff ever had at his disposal. Losing to the Raptors in the first round isn't solely Atkinson's fault, but firing the head coach is an easier decision to make than juggling a bunch of roster changes within the constraints of the salary cap and luxury tax.…