SAN FRANCISCO — The second question of Tony Vitello’s media availability at the MLB Winter Meetings was about which manager he hopes to get to know as he makes the transition from Tennessee to leading the Giants. Vitello didn’t hesitate to mention Milwaukee Brewers manager Pat Murphy.Murphy, a two-time Manager of the Year, already had relayed some advice to Vitello through the Andersons. Frank Anderson, who coached with Vitello at Tennessee and will be on his staff in San Francisco, has known Murphy for years, and his son, Brett, finished his career in Milwaukee.“I haven’t seen him yet,” Vitello said of Murphy. “It’s been busy.”Twenty minutes later, Vitello walked out of the conference room at the Signia by Hilton and ran right into Murphy. The two talked for several minutes, and in the middle of their conversation, Dusty Baker joined. Vitello joked on Tuesday that he didn’t “know what I’m doing at this thing, to be honest with you,” but in Orlando, he found plenty willing to help. Several current MLB managers went out of their way to approach and introduce themselves after interviews and meetings....