Planned rail strikes which threatened to disrupt the biggest night of the exhibition industry’s year have been called off. RMT union members, including train guards,  at 14 train companies were set to walk out on 30 March. The Rail Delivery Group (RDG) – which represents train companies – said it was now focused on “working constructively towards a settlement to this dispute.” It comes after RMT members at Network Rail voted to accept a pay deal. ...