Added
%platinumkits_level_<kit_id>% PlaceholderAPI placeholder
Added PlaceholderAPI support to Kit Available names and lores
Added PlaceholderAPI support to Kit On Cooldown names and lores
Added PlaceholderAPI support to Kit No Permission names and lores
Added PlaceholderAPI support to GUI item names and lores
Added %platinumkits_has_permission_<kit_id>%PlaceholderAPI placeholder
Added statistics
Added fully async kits reloading system
Fixed PlaceholderAPI Placeholders not parsing more than 1 kit
Fixed MySQL database errors
Fixed Kit cooldowns not being saved on server reboots