lib/api.js
function(identifier, cb) {
    var systemId = _sr.findSystem(identifier);
    if (!systemId) {
      logger.error(ERR_NOSYSID); return cb(new Error(ERR_NOSYSID));
    }

    _sr.getTimeline(systemId, function(err, timeline) {
      cb(err, { entries: timeline });
    });
  }
function(identifier, cb) {
    var systemId = _sr.findSystem(identifier);
    if (!systemId) {
      logger.error(ERR_NOSYSID); return cb(new Error(ERR_NOSYSID));
    }

    _sr.getTimeline(systemId, function(err, timeline) {
      cb(err, { entries: timeline });
    });
  }
get timeline