added highscorefiles
Highscore should be funtional logic-wise now, need buttons however
Added separate highscore files for survival and campaign gamemodes and changed the name of the cpp/h files to Highscore.*
menu is working naow
Actually added the highscore files
Removed test code and comments
Added files
Merge branch 'high_score' into gamescene
Merge complete, rendertext and polish work left
menu does exits naow yo