A mystery artist has been victorious in her one-woman crusade to get her town's pothole-ridden roads fixed - after the council finally began repairing them. Daventry Banksie made headlines after she began erecting hand-made signs around Daventry, Northamptonshire, slamming her local authority and the state of the streets. The anonymous campaigner began her protest last month by attaching dozens of comical placards on roundabout and grass verges under the cover of darkness. One welcomed drivers