Tautulli

* Monitoring:
* Fix: Audio and video codec showing up as * on the activity cards.
* New: Poster and background image on the activity cards for live TV.
* UI:
* Fix: Alert message for invalid Tautulli Public Domain setting.

* Monitoring:
* Fix: Transcode change events creating invalid sessions in the database.
* Notifications:
* Change: Update Telegram character limit to 1024.
* History:
* Fix: Save history table states separately for multiple Tautulli instances.
* Graphs:
* Fix: Save graphs states separately for multiple Tautulli instances.
* Change: Version graphs to bypass browser cache.
* UI:
* New: Added queued tasks modals to the scheduled tasks table for debugging.
* Other:
* Change: Updated timezone info and display in configuration table.

* Monitoring:
* Fix: Buffer events not being triggered properly.
* Fix: Watched progress sometimes not saved correctly. (Thanks Sheigutn)
* Notifications:
* New: Added notification trigger for transcode decision change.
* Fix: Multiple buffer notifications being triggered within the same second.
* Change: Default buffer notification threshold changed to 10 for buffer thresholds less than 10.
* Newsletter:
* New: Added Other Video libraries to the newsletter.
* Homepage:
* New: Added Other Video type to recently added on the homepage.
* Change: Save homepage recently added media type toggle state.
* Change: Save homepage stats config to local storage instead of the server.
* History:
* Change: Save history table media type toggle state.
* Graphs:
* Change: Save series visibility state when toggling the legend.
* Change: Save graph config to local storage instead of the server.
* UI:
* New: Show the remote app device token and id in the edit device modal.
* Change: Lock certain settings if using the Tautulli docker container.
* API:
* Fix: download_config, download_database, download_log, and download_plex_log API commands not working.
* Change: get_recently_added command 'type' parameter renamed to 'media_type'. Backwards compatibility is maintained.
* Change: get_home_stats command 'stats_type' parameter change to string 'plays' or 'duration'. Backwards compatibility is maintained.

* Notifications:
* Fix: Notification agent settings not loading when failed to retrieve some data.
* UI:
* Fix: Incorrectly showing localhost server in the setup wizard.
* Other:
* Fix: Incorrect redirect to HTTP when HTTPS proxy header is present.
* Fix: Websocket not connecting automatically after the setup wizard.

* Notifications:
* Fix: Content Rating notification condition always evaluating to True. (Thanks Arcanemagus)
* Fix: Script arguments not showing substituted values in the notification logs.
* UI:
* New: Unsupported browser warning when using IE or Edge.
* Fix: Misaligned refresh image icon in album search results. (Thanks Sheigutn)
* Fix: Music history showing as pre-Tautulli in stream info modal.
* Other:
* Fix: Typo in Systemd init script group value. (Thanks ldumont)
* Fix: Execute permissions in Fedora/CentOS and Systemd init scripts. (Thanks wilmardo)
* Fix: Systemd init script instructions per Linux distro. (Thanks samwiseg00)
* Change: Fallback to Tautulli data directory if logs/backup/cache/newsletter directories are not writable.
* Change: Check for alternative reverse proxy headers if X-Forwarded-Host is missing.

* No additional changes from v2.1.20-beta.