MDL-49046 javascript: Add support for AMD modules and jquery.

Grunt is the build tool.

lib/requirejs/jquery-private.js

@@ -0,0 +1,28 @@
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * This module depends on the real jquery - and returns the non-global version of it.
+ *
+ * @module     jquery-private
+ * @package    core
+ * @copyright  2015 Damyon Wiese <damyon@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+define(['jquery'], function ($) {
+    // This noConflict call tells JQuery to remove the variable from the global scope - so
+    // the only remaining instance will be the sandboxed one.
+    return $.noConflict( true );
+});