whole_func_string: function getRunners(callback) {
              var theRunners = {};
  
              Object.keys(runners).forEach(function (uuid) {
                  theRunners[uuid] = runners[uuid].active_at;
              });
  
              return callback(null, theRunners);
          }
func_code_string: function getRunners(callback) {
              var theRunners = {};
  
              Object.keys(runners).forEach(function (uuid) {
                  theRunners[uuid] = runners[uuid].active_at;
              });
  
              return callback(null, theRunners);
          }
func_documentation_string: Get all the registered runners: - callback - f(err, runners)