Improve background effects.
Make their speed increase as score increases.
Make speed (i.e. reaction/ acceleration time) independent of fish type.
Add random spawning for player.
Slight tweaks to background effects
Remove timer from game.
Add more background blobs
Add background effects to Main Menu.
Make AIFish spawn only on odd number scores
Finally fix frame rate independence bug.
Collision tweaks
Add basic controller support.
Background effects tweaks.
Other unspecified tweaks (can't entirely remember).
Fix bug where key presses were remembered accross states. Leading to
unintended toggling.
Improve controller fish control.
Add support for switching between controller and keyboard
Change how acceleration is handled.