umd support instead of the old exports def

Tools/Gulp/gulp-addModuleExports.js

@@ -4,13 +4,22 @@ var through = require('through2');
 module.exports = function (varName) {
     return through.obj(function (file, enc, cb) {
 
-        var moduleExportsAddition =
-          '\nif (((typeof window != "undefined" && window.module) || (typeof module != "undefined")) && typeof module.exports != "undefined") {\n' +
-          '    module.exports = ' + varName + ';\n' +
-          '};\n';
+        var moduleExportsAddition = `(function universalModuleDefinition(root, factory) {
+            if(typeof exports === 'object' && typeof module === 'object')
+                module.exports = factory();
+            else if(typeof define === 'function' && define.amd)
+                define([], factory);
+            else if(typeof exports === 'object')
+                exports["BABYLON"] = factory();
+            else
+                root["BABYLON"] = factory();
+        })(this, function() {
+            return BABYLON;
+        });
+        `;
 
         var extendsAddition =
-        `var __extends = (this && this.__extends) || (function () {
+            `var __extends = (this && this.__extends) || (function () {
             var extendStatics = Object.setPrototypeOf ||
                 ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
                 function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
@@ -23,12 +32,12 @@ module.exports = function (varName) {
         `;
 
         var decorateAddition =
-        'var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {\n' +
+            'var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {\n' +
             'var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;\n' +
             'if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);\n' +
             'else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;\n' +
             'return c > 3 && r && Object.defineProperty(target, key, r), r;\n' +
-        '};\n';
+            '};\n';
 
         if (file.isNull()) {
             cb(null, file);