0.01
Initial alpha release, highscores are broken, there is a few bugs in the collision detection, and performance is bad.
0.02
Initial highscore support
0.03
Replaced all timer code with two global variables, instead of every object keeping track of its own time which only uses additional resources and makes the game out of sync.
Minor fixes
Fixed the "lives left" text.
Fixed bug in highscores so it only showed up first time
Added settings.cfg and support for loading and saving settings.
0.03b
Fixed bug that made it impossible to change level, added a nonpausing timer
Added background to the highscore listing
0.03c
Cleaned up the menu class.
Made highscore listing look better.
0.04
Using lists for effects and balls instead, for more effective management of collision detection.
Optimized a bit here and there.