Changelog:
- updated plugin to 1.19
- added looting
- added new heads for mob added between 1.16 and 1.19

Updated to minecraft 1.16 version removing pig zombie head and adding new ones like piglin and strider. Also change in api now using 1.16 and this version will work only on 1.16 and above

Changed api and this version will now only work on 1.15.
Also added BEE heads to drop from bees when killed.

Added:
- /headless getplayerhead <player_head> <player> - gives a player_head to a player

Bug fixes:
- fixed error with missing class on startup
- fixed error with plugin not reloading correctly