You may find the full changelog here.

Summary:

• Added Motd option to the config.
  Allows you to display a specific MOTD for unsupported client versions.
• Dropped Legacy Color code (i.e. &a) in favour of MiniMessage.
  You now need to use the format used in MiniMessage.
  MOTD and Kick message support all color options while Hover and PlayerCounter only support basic colors.

Please remember to open a GitHub issue if you encounter any bugs!