Ten months after the community board voted "no" on a city plan to build five new miles of bike lanes through Fort Greene, the city has gone ahead and started painting in the cyclist-friendly paths anyway.The Willoughby Avenue bike lane, which will stretch from Washington Park to Broadway in Bushwick, should be completed by May 26, according to Craig Chin, a Department of Transportation spokesman.Back in July, the board rejected the new lane by just one vote, with the majority claiming that the lanes would make it more difficult for motorists."[Bike lanes] create bottlenecks," board member Cheryl Goodman said at the time. "New lanes