code: function setConfig(configUpdate) {
          var config = setConfig.config;
          Object.keys(configUpdate).forEach(function (key) {
              config[key] = configUpdate[key];
          });
  
          ScopeManager._setConfig(configUpdate);
      }
docs: Sets the configuration, generally for testing/debugging use.
  Configuration keys are merged into the current configuration.
  The Tern worker is automatically updated to the new config as well.
  
  * debug: Set to true if you want verbose logging
  * noReset: Set to true if you don't want the worker to restart periodically
  
  @param {Object} configUpdate keys/values to merge into the config