Gareth Bale is many things, not least the world’s most expensive footballer, but even the Wales supporters who afforded him such a rapturous ovation when he came off the substitutes’ bench with just over half an hour remaining must have known that it was beyond the Real Madrid forward to turn this match around. Wales were already three goals down and in damage-limitation mode by the time Bale made his first appearance since completing his £85m move to Real Madrid. He came through his 32 minutes on the pitch unscathed but the same cannot be said for Chris Coleman, who was barracked by a section of the home fans after a sixth defeat in eight World Cup qualifiers, combined with Scotland’s win in Macedonia, condemned Wales to bottom of the group. Coleman has already agreed a new contract with the Football Association of Wales that runs until the end of the 2016 European Championship qualifying campaign and expects to sign that deal in the coming days, despite the backlash from the fans here who called for him to go. “The contract has been agreed with the Welsh FA, I’ve not signed it. If I thought I couldn’t affect the group…