code: function rc(options, callback) {
    if(typeof options === 'function') {
      callback = options;
      options = null;
    }
    var r = new RunControl(options);
    if(typeof callback === 'function') r.load(callback);
    return r;
  }
docs: Create a RunControl instance.
  
  @param options Run control configuration options.
  @param callback A callback function to pass to load.