Removed timeDiff-based waves in favour of waveCounter
Stopped additional waves from spawning when a boss has been spawned.
Removed Wave_OLD.java.
Various minor changes.
Moved methods for reading and writing highscore file from Player.java to GameOverDialog.java.
Changed look and feel to system default.
Removed "sandbox".
Removed "sandbox".
Documentation
Changed the way game cycle handles sleeping.
Game now supports different player names.