Oklahoma City swept its way through the first round of the playoffs, but it still has plenty of questions to answer moving forward. The Thunder’s second-round matchup is only a few days away. Pending the outcome of NBA matchups on Friday night, including Game 6 between the Los Angeles Lakers and Houston Rockets, the Thunder will begin their second-round series on either Sunday or Tuesday. With that in mind, the Thunder can begin to ramp up a bit after coasting through the past week with uncertainty about when they’ll be playing. While the opponent is still up in the air, Mark Daigneault can start to make some more decisions about how his lineups will look for Round 2. One of the most interesting players in that discussion will be Aaron Wiggins. While Wiggins hasn’t exactly been a main piece of the rotation over the latter parts of the season, there’s still some hope that he can provide some value to the Thunder in a playoff setting.…