Yes I know it's quite a bit before the real run up to it, but looking at it briefly it does comment on things like the structure of news, yes campaign proposals all being presented as Salmond's and other fairly interesting things that didn't change as it got closer.
I don't think they were editing every speech secretly or anything like that, lol.
But I do think they maybe should be at least thinking about reviewing their impartiality on reporting on lots of things...as in if an academic working in that field suggests that maybe you're not quite as impartial as you're supposed to be and it does hold some water, it's not bad practice to at least take it on board.