message: set merge-in-fields-from-fragment-spreads as boolean type
diff: @@ -152,8 +152,9 @@ yargs
  },
  "merge-in-fields-from-fragment-spreads": {
  demand: false,
  - describe: "Merge fragment fields onto its enclosing type [default: true]",
  - default: true
  + describe: "Merge fragment fields onto its enclosing type",
  + default: true,
  + type: 'boolean'
  }
  },
  argv => {
  