code: function (name, value) {
                  if (typeof name === 'string') {
                      Boot.config[name] = value;
                  } else {
                      for (var s in name) {
                          Boot.setConfig(s, name[s]);
                      }
                  }
                  return Boot;
              }
docs: Set the configuration.
  @param {Object} config The config object to override the default values.
  @return {Ext.Boot} this