There might never be fire when it comes to the San Antonio Spurs trading Kawhi Leonard to the Boston Celtics. But there’s already plenty of smoke surrounding the possibility, especially when NBA stars start envisioning Leonard in green. Yahoo! Sports’ Jordan Schultz appeared on “The Dan Patrick Show” this week and was asked about a conversation he recently had with*Dwyane Wade regarding the upcoming offseason. The Miami Heat star apparently expects Paul George to sign with the Los Angeles Lakers — a belief shared by many — but he also could see the Spurs trading Leonard to the Celtics. “That was really surprising,” Schultz said, looking back on his chat with D-Wade. “His thought process was probably