A federal judge cleared the way for a former 911 dispatcher to pursue a lawsuit accusing the village of Alsip of passing her over for a new position because of her age. In a written opinion this week, U.S. District Judge Sharon Johnson Coleman declined to throw out the suit Marlene Schumacher filed against the southwest suburban village under the Age Discrimination in Employment Act.Coleman did not rule on the merits of Schumacher’s allegation that a discriminatory motive lay behind the village’s failure to consider her …