music player's core functions are working
Admin and Music Player done CLOSES #4 #2

Adding to admin menu is possible by API.
Music player plays a list of files 01, 02, 03... currently only looks
for mp3.
readme updated

stating game engine instead of framework. mentions that you have to run
it via webserver.
Music player cookied

Stores whether is it enabled or not to play music in cookie for ~10
years.
Menu refactored. CLOSES #3
Menu can handle classes now ^.^
added game menu and commented everything.
Keyboard helper
debugLogger module created, refactored for debug
Audio module created, closes #5
debugmode fixed.
Merge remote-tracking branch 'origin/develop'