UltimateBackpack [1.8-1.21+]

· Improvement of the logic for register the items in players datafile and call the events BackpackItemAddEvent and BackpackItemRemoveEvent · Adding new dependency with WatchLogs plugin ( https://www.spigotmc.org/resources/⚙%EF%B8%8F-watchlogs-⚙… ) for add an advanced logging system

· Patch bug who create an error when a administrator trying to open the backpack of an offline player · Improvement of logic of the code concerning open the backpack of others players ( in Admin mode ) · Improvement of logic of the code concerning of blacklisted items · Patch bug which made it possible to duplicate the backpack item · Adding new boolean values in BackpacktemAddEvent & BackpacktemRemoveEvent who return true if the items are edited in admin mode or no ( if the player who edited the item is the owner of the edited backpack ) · Adding new String values in BackpacktemAddEvent & BackpacktemRemoveEvent who return the name of the player who edited the items in the edited backpack · The command /backpack giveitem is now cancelled if the given item in the configuration was wrong · The interaction event with item is now return if the given item in the configuration was wrong · All the open GUIs for a player will be closed when this player trying to open his backpack · Adding a new message sent in the chat of an administrator when this administrator open the backpack of online player, and this online player was in his backpack