Revert "Changements dans les modules (nouvelle version Express, mysql, ..)"

This reverts commit bdab795506.

node_modules/array-flatten/array-flatten.js

@@ -1,3 +1,10 @@
+'use strict'
+
+/**
+ * Expose `arrayFlatten`.
+ */
+module.exports = arrayFlatten
+
 /**
  * Recursive flatten function with depth.
  *
@@ -6,12 +13,12 @@
  * @param  {Number} depth
  * @return {Array}
  */
-function flattenDepth (array, result, depth) {
+function flattenWithDepth (array, result, depth) {
   for (var i = 0; i < array.length; i++) {
     var value = array[i]
 
     if (depth > 0 && Array.isArray(value)) {
-      flattenDepth(value, result, depth - 1)
+      flattenWithDepth(value, result, depth - 1)
     } else {
       result.push(value)
     }
@@ -48,10 +55,10 @@ function flattenForever (array, result) {
  * @param  {Number} depth
  * @return {Array}
  */
-module.exports = function (array, depth) {
+function arrayFlatten (array, depth) {
   if (depth == null) {
     return flattenForever(array, [])
   }
 
-  return flattenDepth(array, [], depth)
+  return flattenWithDepth(array, [], depth)
 }