A New Jersey man who authorities say setting at least six forest fires in Ocean County in the past nine months has been charged with 25 counts of aggravated arson. Gregory Fullman, 32, was arrested Monday following a lengthy investigation and sent to the Ocean County jall. No one was injured in any of the fires. Fullman, of Manchester, set the large fire at Bass River State Forest along the border of Ocean County and Burlington County border that consumed 617 acres on May 16, prosecutors said. He waited six-and-half months before striking again — started blazes in Manchester and Lakewood on De…