plugin changes:
- fixed IATEXTURE permission
- fixed furnace cast exception https://github.com/LoneDev6/ItemsAdder/issues/109
- reimplemented old API back (but added @Deprecated annotation since I plan to make a new better API)
- fixed bug that shows wrong textures for emojis and some items only on some servers when using default provided pack
- fixed "Compressing resource_pack..." misleading message
- fixed spectator mode "null" text in actionbar (HUDs related) https://github.com/LoneDev6/ItemsAdder/issues/92
- made regions files saving process async, no more lag on each world save
- fixed hat behaviour deleting item on head (if any)

.yml changes:
- config.yml: added new option to disable or enable negative spaces font "negative-spaces-font.enabled" https://github.com/LoneDev6/ItemsAdder/issues/108