Hard Trees Redo

Prevents digging trees by punching them.

Environment Survival

Leaf nodes will drop sticks, dirt/cobble/stone/etc. nodes will drop rocks.
Wooden axe and wooden pick will be removed.
Stone tools can be crafted using sticks and rocks (or flints).
Rocks can be used to craft cobblestone nodes, recipe:

R = Rock


9 rocks give 1 cobblestone node.

These game mechanics have been ported from Voxelands.