RELEASE! (World 2 update)

All four worlds of Action Fox are (finally) done from on and off development.

Some notable things:

Enemy AI reworked to be *slightly* smarter

Reworked grappling to auto-detach upon getting stuck

Reworked earlier levels

Reworked main menu

Fixed the tail not being represented in world map

Reworked health system

Added checkpoints (disabled in hardest difficulty)

World 2, 3, and 4 added with some new enemies

Allowed grappling to enemies

If you find bugs, please tell me!