Two days after celebrating his 25th birthday, point guard Jimmer Fredette will soon be celebrating a new opportunity in his young NBA career. Thursday afternoon, he and the Sacramento Kings agreed to a buyout that will enable him to sign with any team for the remainder of the season—so long as he clears waivers and signs with said team by the March 1 deadline (for playoff eligibility). [Schlomo Sprung: Free Agency Update] Fredette, the 10th pick of the 2011 NBA draft, was in