The Atlanta Hawks are hoping that they can have as successful an offseason as they had a year ago. Not every move for the Hawks worked out, but they were able to sign Nickeil Alexander-Walker to a great contract, and he was named the NBA's Most Improved Player. The Hawks' offseason got its first piece of big news over the weekend when Atlanta placed 8th in the NBA Draft Lottery, and now the Hawks will enter the draft with three total picks. Last offseason, Saleh made opportunistic moves to sign Alexander-Walker and trade for Kristaps Porzingis. What could be the plan this summer to improve a team that went 20-6 after the All-Star break and made the postseason? Atlanta's Salary Situation The NBA has projected the salary cap to be at $165 million for next season.…