READ RESIGNATION LETTER MATHES, WHO REVITALIZED IDA, LEAVING Mayor Gary Herzig seeks assurances that Otsego Now will maintain its commitment to Oneonta's DRI and the redevelopment of the D&H yards. Otsego Now board chair, Devin Morgan, sought to reassure the mayor. From left are Sandy Mathes, Morgan, Herzig and departing COO Elizabeth Horvath. Board member Sarah Harvey has her back to the camera. (Jim Kevlin/AllOTSEGO.com) 3rd Resignation Creates Crisis For Otsego Now By JIM KEVLIN • Special to www.allotsego.com Bob…