Walkave 0.0.2.1 fix

Fixed some visible bugs, updated the movement system: the player will now be able to easily climb the cells without accelerating:

A magic double jump effect has also been added:

In addition, the double jump is now independent of the player's distance to the ground.

The background outside the cave has been redrawn:

Will you be able to reach the end of the cave without saving and checkpoints?