The Atlanta Braves have settled on their rotation for the upcoming series against the Detroit Tigers. Manager Walt Weiss said that Martín Pérez will get the start on Tuesday, JR Ritchie will get his second career start on Wednesday and Bryce Elder will be back out there on Thursday.  Reynaldo López will stay in the bullpen for now. However, Weiss emphasized that they still see him as a starting pitcher for now.  “He’s working through some things, delivery-wise, that type of thing,” Weiss said. “And he’s getting there, and when he’s right, he’s one of our best starters. I mean, he was our No. 2 guy coming out of camp, even with some of the issues he had at the end of spring training.”  The Braves' rotation will be decided on a series-to-series basis. Some of it will depend on how they manage the staff, especially the bullpen. For example, Pérez was scratched from his last start because he had to come in to relieve Didier Fuentes, leading to Ritchie’s call-up .…