The views of Nick Bourne on a grand coalition reported here yesterday appear to be assuming a life of their own. Plaid Cymru's Deputy Leader, Rhodri Glyn Thomas, this morning was in one of those 'rule nothing in, rule nothing out' moods: "Until now my views about the idea of a grand coalition have been quite negative, although I think Nick's views deserve very serious consideration." His former boss, Dafydd Wigley, used the luxury of speaking from the sidelines to be even more forthright: "There comes a point when those of us who believe Labour is running Wales