MORRIS COUNTY — Twenty-five young adults who’d left high school without graduating stood proud in their caps and gowns last night, all having earned their New Jersey high school diplomas through determination and support from NewBridge Jobs Plus. About 100 relatives and friends cheered the graduates from Dover, East Hanover, Fairfield Jefferson, Kinnelon, Madison, Mine Hill, Morris Plains, Morristown, Mount Olive, Netcong, Randolph, Roxbury, and Wharton at a ceremony held at the Morristown Beard School. “Taking that first step toward independence can be a struggle — these NewBridge Jobs Plus a…