Improve the item creator module
Changelog:
- Improve the methods in the item creator module.
- Fixed a bug when you have potion item and not set own custom effects on the potion.
- When use menus you allow player add items inside, some times is the player prevented from move the item from player inventory to the menu.
- removed a logger message, due to inconsistency.
Full Changelog: 0.106...0.107