Bukkit

- Added GitLab issue support, creating new issue (or re-opening and altering contents) with new applications

- Added chunky render link support in GitLab issues

- Updated to use newer DiscordSRV 1.18.2

- Added Discord channel notification (by channel name matching in discord config.yml)

- Added native web-url of related GitLab issue to discord notification

- Added storing active applications in config