A floating hotel that aims to help long-term unemployed people get back into work is to open in London this autumn. The Good Hotel will take up a berth in Newham’s Royal Docks in September, after being transported across the North Sea from its current base in Amsterdam with the help of tug boats and a submerged barge. The 144-room hotel, built on a large floating platform, opened in Amsterdam in June 2015 as a…