Bukkit

✓ Resolves an issue some users were seeing when opening their inbox.

✓ Ensures mailboxes are loaded after any world management plugins. (Huge thanks to Icee29604 and Fire29604 over at NuggetNet for lending their server and helping me narrow down this bug.)

Check out the list of features on the home page.

If you are seeing an error with "require-mailbox" enabled, the latest dev build will fix this issue.