/***
* Klickspiel - Changelog
* Author: Christoph Mauerhofer, http://christophmauerhofer.com/
* Date: 2010/11/23
* 
* Changelog
* - v0.1 -
* First draft of the game.
* - v0.2 -
* Improved source code (added objects).
* - v0.5 - (2010/11/13)
* Added online highscore and instructions.
* - v0.6 - (2010/11/23)
* Improved source code (more objects).
* Removed bug that would prevent player from making a button black again while it's still over a border line.
* Added notice on what percentage of time all your buttons have been black.
* 
* 
* Known Bugs:
* - Once got a score, player can add it to the highscore using different names indefinite times.
***/