VIP Plugins AdvancedKits 1.21.19

✦ Changes:
● Compiled with the most recent Apache Maven version (3.9.6) for optimal performance and compatibility.
● Menus are now accessible even if menu items are not configured correctly.
● Introduction of a hardcoded item featuring information for instances where menu items are incorrectly configured.​

✦ Changes:
● Enhanced the download platform metric on bStats for optimal performance.
● Implemented a glow effect for items only when they are not already enchanted.
● Updated the MiniMessage library to its latest version (4.16.0-SNAPSHOT).​

✦ Changes:
● Resolved an issue related to menu fillers' priority during synchronization after switching menu pages.
● Enhanced memory efficiency by removing the handler for the fill kit items task, ensuring automatic cancellation for reduced RAM usage.
● Introduced a comprehensive list of available placeholders in the PlaceholderAPI expansion, providing users with easy reference.
● Optimized the formatting of numbers for an improved and more user-friendly display.​

✦ Changes:
● Addressed an issue with menu fillers causing loops when switching pages.
● Resolved a synchronization problem with menu fillers when switching pages.
● Updated the XSeries library to its latest version (9.8.0).​

✦ Changes:
● Revamped the menu fillers by incorporating NBT tags for easy identification.
● Introduced the capability to utilize menu fillers in the background of the preview menu kit items.
● Enhanced the detection mechanism for clicking within the inventory menu.​

✦ Changes:
● Implemented support for snake mode when filling kit items on the preview menu.
● Enhanced the system for populating kit items on the preview menu.​

✦ Changes:
● Added {previous_page}, {current_page}, & {next_page} placeholders on preview menu buttons.

✦ Changes:
● Added support for 1.20.3 and 1.20.4 versions.
● Upgraded the NBTAPI library to the latest snapshot version.​

✦ Changes:
● Fixed an issue with first join kits and vouchers when the player disconnects instantly.
● Huge improvements in performance when giving multiple vouchers.

✦ Changes:
● Updated all libraries to their latest versions.
● Fixed an issue when using AIR as material.
● Now to use a textured head required a skull material.
● Added powerful caching for display items.
● Fixed a memory leak on menu fillers tasks.
● Removed the legacy method of building textured...