- Added an API package

me.autopvpkit.api.AutoPvPKitAPI)
- Added events: (PlayerKitChangeEvent), (PlayerKitSaveEvent) both are cancellable.
- Code cleanup
- Fixed issues with save kit command where it's possible to have 2 kits stored in 1 saved kit.
- Now your inventory will be cleared everytime you take a kit to prevent item duplication.