Backups

New: Backup drone's database and configuration from the UI
New: Download Backup files from the UI

Fixed: Run a database backup before upgrade
Provider testing improvements

New: Test button for indexers in UI

Fixed: Testing download clients shows error messages in UI
Fixed: Testing notifications shows error messages in UI
Fixed: Series type won't flash back to Standard when adding an Anime series
Fixed: Errors after importing episodes
Fixed: Series Actions on series detials page spin on center
Fixed: UI loads properly even if UI settings cannot be persisted
Backup "type" folders created properly
Fixed newznab testing and saving
Removed extra usings from migrations
New: nzbplanet.net as a newznab preset
New: HR WS PDTV releases will be treated as HDTV720p
Updated sorting architecture so the collections can specify the sort-oddities instead of in backgrid column definitions.
Fixed: Sabnzbd now verifies the category configuration.
Changed the way additional validation details get sent the UI.
New: It is now possible to use Completed Download Handling with remote download clients by specifying the local mount in settings.
Changed scene mapping log entry from Info to Debug to avoid spamming the log every minute.
Fixed: Specials with the season number will be handled properly
Fixed linting issues, used single quotes instead of double quotes for strings
Added ParsedEpisodeInfo properties to ReleaseResource
Backup before update