Changes:

• You can now use placeholders in the GUI titles
• Added an option in the config to show all bounties regardless of whitelist called show-all-bounty
• Added an option in the config to be able to change your whitelist after you called variable-whitelist
• Fixed a bug where the bounty claim broadcast had switched players
• The GUI will now be reopened when the plugin is reloaded
• whitelist-lore and whitelist-notify can now be multiple lines
• not-whitelisted-lore will display in /bounty check
• bounty whitelist will now show whitelisted players even if they are offline
• Added /bounty tutorial

Overall, there are a bunch of small changes. The title pretty much sums up the important parts.