Added module 'AssetManager' to the Application.
Included controller Nikolaus\Controller\GameController to invokables and configured a subroute to available games, including a subroute to the Nikolaus GameController.
GameController set up.
Load views automatically by their controller/action.
Added editor controller and routes.
Added jQuery UI framework (without theme).
Added configuration of module AssetManager.
Initial editor set up (Controller, View, Scripts).