Required 'util' in files where used

When testing, requiring 'util' was not necessary. When including in an actual web application, 'util' is not available unless required. There's probably a better way of promisifying than doing it piecemeal as is currently.

Author: te0d

src/id.js

@@ -1,5 +1,6 @@
 'use strict'
 
+const util = require('util')
 const moduleConfig = require('./utils/module-config')
 
 module.exports = (arg) => {

src/peers/add.js

@@ -1,5 +1,7 @@
 'use strict'
 
+const util = require('util')
+
 module.exports = (send) => {
  return util.promisify((arg, opts, callback) => {
  if (typeof opts == 'function') {

src/peers/ls.js

@@ -1,5 +1,7 @@
 'use strict'
 
+const util = require('util')
+
 module.exports = (send) => {
  return util.promisify((opts, callback) => {
  if (typeof opts == 'function') {

src/peers/rm.js

@@ -1,5 +1,7 @@
 'use strict'
 
+const util = require('util')
+
 module.exports = (send) => {
  return util.promisify((arg, opts, callback) => {
  if (typeof opts == 'function') {

src/pin/add.js

@@ -1,5 +1,7 @@
 'use strict'
 
+const util = require('util')
+
 module.exports = (send) => {
  return util.promisify((arg, opts, callback) => {
  if (typeof opts == 'function') {

src/pin/ls.js

@@ -1,5 +1,7 @@
 'use strict'
 
+const util = require('util')
+
 module.exports = (send) => {
  return util.promisify((opts, callback) => {
  if (typeof opts == 'function') {

src/pin/rm.js

@@ -1,5 +1,7 @@
 'use strict'
 
+const util = require('util')
+
 module.exports = (send) => {
  return util.promisify((arg, opts, callback) => {
  if (typeof opts == 'function') {

src/recover.js

@@ -1,5 +1,6 @@
 'use strict'
 
+const util = require('util')
 const moduleConfig = require('./utils/module-config')
 
 module.exports = (arg) => {

src/status.js

@@ -1,5 +1,6 @@
 'use strict'
 
+const util = require('util')
 const moduleConfig = require('./utils/module-config')
 
 module.exports = (arg) => {

src/sync.js

@@ -1,5 +1,6 @@
 'use strict'
 
+const util = require('util')
 const moduleConfig = require('./utils/module-config')
 
 module.exports = (arg) => {