V 0.10.8
+ Add the ability to specify custom plugin instances
+ Add slots
+ Add PaginatedPane#addPage(Pane)
+ Add ToggleButton#allowToggle(boolean)
+ Add GuiItem#setItem(ItemStack)
+ Add AnvilGui#setCost(short)
+ Add 1.19.3 support
* Fix item movement behaviour in anvil guis
* Fix invisible items showing up in OutlinePanes
* Fix item movement behaviour in grindstone guis