- Added allow-buying setting, which allows you do make certain generators unsellable while still keeping them in the shop gui
- Added experimental nextgens converter
- Added %repair-cost% placeholder to the shop gui as well
- Made the title of the upgrade gui and the corrupted generator repair configurable (in the guis.yml)
- Some fixes to the sellwands
- Fixed an issue that caused player heads not to be sellable after a server restart