Revert "Project modernization (#630)"

This code was not tested and breaks in Release builds, reverting to restore
functionality of the nightly. All in-game menus do not work and generating
a world crashes.

This reverts commit a9be52c41a.

Minecraft.World/DamageEnchantment.cpp

@@ -51,7 +51,7 @@ int DamageEnchantment::getDescriptionId()
 
 bool DamageEnchantment::isCompatibleWith(Enchantment *other) const
 {
-	return dynamic_cast<DamageEnchantment *>(other) == nullptr;
+	return dynamic_cast<DamageEnchantment *>(other) == NULL;
 }
 
 bool DamageEnchantment::canEnchant(shared_ptr<ItemInstance> item)