By Evan Bleier While the biggest news of NBA free agency happened before it kicked off at 6 p.m. Thursday evening when word broke that Kevin Durant had requested a trade from the Brooklyn Nets, there was plenty of action once the NBA offseason officially tipped off. In addition to loads of lesser-known names like Ricky Rubio (Cavs), Mithcell Robinson (Knicks) and reigning NBA champs Gary Payton II (Blazers) and Otto Porter Jr. (Raptors) getting fairly large paydays, some of The Association’s biggest stars also got massive deals that are worth in excess of $1 billion in total. Reigning two-time…