MAY 15, FACTORIES, CONSTRUCTION A GO BEGINNING OF THE END? Governor Opens Door To County’s Reopening By LIBBY CUDMORE • Special to www.AllOTSEGO.com By May 18, Greg Ward hopes that Burt Rigid Box in the Town of Oneonta can bring its 44 employees back to work. “We’re in the process of putting plans in place,” said Ward, the plant’s operations manager. “We’ve got a crew in there deep cleaning now, and we’re constructing Plexiglas barriers for when people can’t exercise…