Adapt the grounds/surfaces and important props to the new Environment Mod change(Please don't rename files again, or at least do backwards compatibility. I would suggest make another mod...);
Update no build zones.
Update codes to adapt new Forts functions.
... and more, I forget.

Modified the effect of some weapons pushing the piston to balance the game
Added many bedrocks on the bottom to facilitate the operation of the bottom player

Modify the code
Added smooth movement