Redesign of game engine

- New sausage sprite for wurfram game example
Redesign of game engine

- samples now called example
Redesign of game engine

- more graphics for wurfram
Redesign of game engine

- added states to engine
- wurfram has intro and pause state
Redesign of game engine

- moved example to examples
Redesign of game engine

- first playable version of wurfram
Wurfram game example

- correct display of high score
- avoiding immediate collision with newly created rosa
Wurfram game example

- added more food
- wurfram gets fat now
Wurfram game example

- finished pizza
Wurfram game example

- fixed bug of infinite playing of game over sound