SAN FRANCISCO – After searching for more than two months, the Warriors are showing significant progress toward curing their most remedy-resistant ailment.Golden State’s offense, a source of great concern the first two months of the season, is now exhibiting a strong heartbeat, the brain scans are clear and it’s starting to function as designed. And it’s not a two- or three-game thing. It’s an 11-game span.The latest example came Friday night in a 137-103 throttling of Sacramento. The Kings are in last place in the NBA Western Conference, yes, but the quality of the opponent doesn’t – and shouldn’t – matter to the Warriors, who at three games above .500 (21-18) still are trying to escape mediocrity.What matters is that the Warriors have won eight of their last 11 games and are starting to look like the team as projected coming out of training camp. Al Horford and De’Anthony Melton, who signed the week camp opened, have overcome injuries to become healthy and productive.“We’re in a good groove with our rotation, and helps to have the same lineups out there,” coach Steve Kerr said. “To have...