Eastern Conference – First Round (1) Boston Celtics vs. (8) Chicago Bulls Game 1 – Sun.  April 16  Chicago at Boston, 6:30 p.m., TNT Game 2 – Tue.  April 18  Chicago at Boston, 8 p.m., TNT/R (2) Cleveland Cavaliers vs. (7) Indiana Pacers Game 1 – Sat.  April 15  Indiana at Cleveland, 3 p.m.,  ABC/R…