LONDON (Reuters) - The divorce deal agreed by London and Brussels on Friday is a boost to the British economy, finance minister Philip Hammond said on Friday, as he urged both sides to now move on to a trade deal that supports jobs and prosperity.   Delighted a deal agreed in Brussels that paves way for further progress on talks about future UK/EU relationship,  he said on Twitter.  A positive step. Congratulations @theresa_may  Today s announcement in Brussels is a boost for Britain s economy. Now let s conclude a trade deal that supports Britain s jobs, businesses and prosperity.  