code: function loadDefaultStageHandlingOptions() {
    const options = require('./stages-options.json');
    const defaultOptions = options ? options.stageHandlingOptions : {};
  
    const defaults = {
      envStageName: 'STAGE',
      streamNameStageSeparator: '_',
      resourceNameStageSeparator: '_',
      injectInCase: 'upper',
      extractInCase: 'lower',
      defaultStage: undefined
    };
    return merge(defaults, defaultOptions);
  }
docs: Loads the default stage handling options from the local stages-options.json file and fills in any missing options with the
  static default options.
  @returns {StageHandlingOptions} the default stage handling options