demo, no ball upgrades BY VERSION 0.1, THIS PROJECT WILL BE PORTED TO ANOTHER SITE.
CHANGELOG: alpha build 1: first release alpha build 2: fixed upgrades alpha build 2.5: added balls and minor changes alpha build 2.5.6: added max level for upgrades alpha build 2.5.7: fixed all ball types alpha build 2.5.8: made background cats collectible and added bowl alpha build 2.5.8.433688: made balls start spawning after 2 minutes
