ALBANY, N.Y. — Major grand jury reforms proposed Tuesday by New York’s chief judge include releasing records of closed-door proceedings when nobody is charged and direct judicial oversight when police are investigated for killings or serious assaults. Chief Judge Jonathan Lippman’s proposed legislation follows protests last year after grand juries declined to indict police officers — one seen on video choking an unarmed Staten Island man who died and another who fatally shot an unarmed suspect …