Merge pull request elastic#7907 from thomasneirynck/fix/remove-cruft

Remove unused variables

Former-commit-id: 7c710bf

src/server/config/config.js

@@ -1,4 +1,3 @@
-import Promise from 'bluebird';
 import Joi from 'joi';
 import _ from 'lodash';
 import override from './override';

src/server/config/flatten_with.js

@@ -1,6 +1,5 @@
 import _ from 'lodash';
 module.exports = function (dot, nestedObj, flattenArrays) {
-  let key; // original key
   let stack = []; // track key stack
   let flatObj = {};
   (function flattenObj(obj) {

src/server/config/schema.js

@@ -1,6 +1,4 @@
 import Joi from 'joi';
-import fs from 'fs';
-import path from 'path';
 import { get } from 'lodash';
 import { randomBytes } from 'crypto';
 import os from 'os';