first shot making Block not extend Position

this makes some stuff a lot less pretty, but this seems to be the bare minimum necessary to do this task. It can be enhanced later.

src/block/EnchantingTable.php

@@ -45,7 +45,7 @@ class EnchantingTable extends Transparent{
 		if($player instanceof Player){
 			//TODO lock
 
-			$player->setCurrentWindow(new EnchantInventory($this));
+			$player->setCurrentWindow(new EnchantInventory($this->pos));
 		}
 
 		return true;