AdvancedKits v1.22.7

✦ Changes:
● Updated all libraries to the latest version.
● Recoded the user database system.
● Added UserDatabase object on the API.
● Preparing to support more database types.​

✦ Changes:
● Updated all libraries to the latest version.
● Corrected the calculation of the EXP amount on players.
● Optimized the tab completer of commands.​

✦ Changes:
● Added the ability to delete the user files without disabling the plugin.
● Fixed an issue when redeeming items of an upgraded kit.​

✦ Changes:
● Updated all libraries to the latest version.
● Added offline support to %advancedkits_kit_is_upgradable_<kit>% PlaceholderAPI placeholder.
● Removed the %advancedkits_unlocked_kits% PlaceholderAPI placeholder.
● Added %advancedkits_owned_kits% PlaceholderAPI placeholder.
● Added %advancedkits_purchasable_kits% PlaceholderAPI placeholder.
● Added %advancedkits_overused_kits% PlaceholderAPI placeholder.​

✦ Changes:
● Fixed an issue when not using anymore in the config.yml file the kit status placeholders.​

✦ Changes:
● Fixed an issue with particles and sounds on the upgrade button.
● Optimized the switch page buttons on upgrade menus.
● Removed call of the PreReceiveKitEvent event when the force give option is true.
● Fixed an issue with the first join kits.
● Fixed an issue with the kit cooldown of offline players.
● Optimized the kit cooldown system on expires.
● Added compatibility with the latest version of the PlaceholderAPI plugin.
● Added the ability to purchase the first kit level.
● Now the default kit level is zero if the first kit level is not for free.
● Added {cost} placeholder for the kit display items.
● Added {purchasable_kits} and {overused_kits} placeholders for the category buttons.
● The placeholder {status} is for removal.
● General optimizations and fixes.​

✦ Changes:
● Optimized the methods of giving and upgrading kits.
● Added the ability in the PreReceiveKitEvent event to get and set the kit status.
● Added the ability in the PreReceiveKitEvent event to change the variables.
● General optimizations on the API.​

✦ Changes:
● Fixed an issue on a few tasks when a player disconnects.
● Fixed a double cancel check on the refresh kit preview menu task.
● Added faster display of kit items on a preview menu when using instant fill and when has no repeat delay.
● Optimized the menu fill kit items task.
● Added the ability to set on the kit levels maximum usages.
● Added an option on preview menus to reset usages on kit upgrade.
● Added {current_usages} and {maximum_usages} placeholders for the kit display items.
● Added the ability on API to get the number of items of a kit level.
● Added %advancedkits_kit_usages_<kit>% PlaceholderAPI placeholder.
● Removed the %advancedkits_kit_redeemed_times_<kit>% PlaceholderAPI placeholder.
● Added auto-convert in the user database for kit redeemed times to kit usages.
● The placeholder {redeemed_times} is for removal, replace it with {current_usages}.
● General optimizations and fixes.​