Right before the Warriors tipped off their Western Conference final series with Houston, backup point guard Shaun Livingston said, "This is why I signed with Golden State."What he probably wasn't expecting was to enter Game 1 with his team already down seven points in the second quarter — and then watching the deficit grow to 16."Credit Shaun for coming in and saving the day, keeping us afloat when everybody else was struggling," Warriors power forward Draymond Green said.[...] on the defensive end, he's been great — pressuring the ball and just always being in the right spot.Livingston, who has battled back from one of the league's most gruesome knee injuries, has been with only three playoff teams and is playing in a conference final for the first time.Livingston finished with a postseason career-high 18 points, seven rebounds and three assists in 28½ minutes."He was terrific," Warriors head coach Steve Kerr said.