Get the **** out of here!
"Regular readers will recall that Peter Jackson last year announced he would remake the film, and promised his version would be "as authentic as possible and as close to the spirit of the original as possible". This assertion provoked a certain amount of speculation as to how he would deal with the delicate matter of Guy Gibson's mutt."
Simple. Cast Eddie Murphy as Guy Gibson and then there will be no problem as it seems fine and acceptable for a black man to call someone 'Nigger'