Add CommonJS support for the jQuery adaptor.

src/js/adaptor/global.js

@@ -3,7 +3,7 @@
  */
 'use strict';
 
-var ps = require('../plugin/ps');
+var ps = require('../main');
 
 window.PerfectScrollbar = ps;
 if (typeof window.Ps === 'undefined') {

src/js/adaptor/jquery.js

@@ -3,30 +3,39 @@
  */
 'use strict';
 
-var ps = require('../plugin/ps')
+var ps = require('../main')
   , psInstances = require('../plugin/instances');
 
-$.fn.perfectScrollbar = function (settingOrCommand) {
-  return this.each(function () {
-    if (typeof settingOrCommand === 'object' ||
-        typeof settingOrCommand === 'undefined') {
-      // If it's an object or none, initialize.
-      var settings = settingOrCommand;
+function mountJQuery(jQuery) {
+  jQuery.fn.perfectScrollbar = function (settingOrCommand) {
+    return this.each(function () {
+      if (typeof settingOrCommand === 'object' ||
+          typeof settingOrCommand === 'undefined') {
+        // If it's an object or none, initialize.
+        var settings = settingOrCommand;
 
-      if (!psInstances.get(this)) {
-        ps.initialize(this, settings);
+        if (!psInstances.get(this)) {
+          ps.initialize(this, settings);
+        }
+      } else {
+        // Unless, it may be a command.
+        var command = settingOrCommand;
+
+        if (command === 'update') {
+          ps.update(this);
+        } else if (command === 'destroy') {
+          ps.destroy(this);
+        }
       }
-    } else {
-      // Unless, it may be a command.
-      var command = settingOrCommand;
 
-      if (command === 'update') {
-        ps.update(this);
-      } else if (command === 'destroy') {
-        ps.destroy(this);
-      }
-    }
+      return $(this);
+    });
+  };
+}
 
-    return $(this);
-  });
-};
+var jq = window.jQuery ? window.jQuery : window.$;
+if (typeof jq !== 'undefined') {
+  mountJQuery(jq);
+}
+
+module.exports = mountJQuery;

src/js/main.js

@@ -3,4 +3,12 @@
  */
 'use strict';
 
-module.exports = require('./plugin/ps');
+var destroy = require('./plugin/destroy')
+  , initialize = require('./plugin/initialize')
+  , update = require('./plugin/update');
+
+module.exports = {
+  initialize: initialize,
+  update: update,
+  destroy: destroy
+};

src/js/plugin/ps.js

@@ -1,14 +0,0 @@
-/* Copyright (c) 2015 Hyunje Alex Jun and other contributors
- * Licensed under the MIT License
- */
-'use strict';
-
-var destroy = require('./destroy')
-  , initialize = require('./initialize')
-  , update = require('./update');
-
-module.exports = {
-  initialize: initialize,
-  update: update,
-  destroy: destroy
-};