/*!
  Copyright (c) 2015 Jed Watson.
  Based on code that is Copyright 2013-2015, Facebook, Inc.
  All rights reserved.
*/

/*!
 * Adapted from jQuery UI core
 *
 * http://jqueryui.com
 *
 * Copyright 2014 jQuery Foundation and other contributors
 * Released under the MIT license.
 * http://jquery.org/license
 *
 * http://api.jqueryui.com/category/ui-core/
 */