Updated qooxdoo's stable version to 4.0.1 [author]

Source taken form http://qooxdoo.org/downloads/qx.website

Direct links:
4.0.1: http://demo.qooxdoo.org/4.0.1/framework/q-4.0.1.js
4.0.1 min: http://demo.qooxdoo.org/4.0.1/framework/q-4.0.1.min.js
4.0.1 indigo: http://demo.qooxdoo.org/4.0.1/framework/indigo-4.0.1.css