<New> :
-Added an item which you can use to access the /mve menu faster, you can get the item with the command /mve item.
-Added more info on how VoidGen works and more functionality for it.
-Added a shortcut to create a normal world.

<Changes> :

-Changed main command /wds -> /mve.
-Changed the shortcut to create a default world to a void world, and the default now creates an actual default normal world.
-Changed the grass block visuals in the menus to something more suitable.

<Fixes> :

-Fixed the main command /mve not even existing.
-Fixed being able to pick up the glass pane in the menus.
-Fixed the whole custom world generating system with custom seeds and custom generators.