add jellyfin media source (#185)

* wip

* start to add jellyfin tables to db

* code cleanup

* finish adding jellyfin media source

* sync jellyfin libraries

* display list of jellyfin libraries

* toggle jellyfin library sync

* edit jellyfin path replacements

* noop jellyfin scanners

* get jellyfin admin user id on startup

* implement jellyfin disconnect

* add jellyfin libraries to list; start to query jellyfin library items

* code cleanup

* start to project jellyfin movies

* save new jellyfin movies to db

* basic jellyfin movie update

* load jellyfin actor artwork

* load jellyfin movie poster and fan art

* more jellyfin artwork fixes, sync audio streams

* jellyfin playback sort of works

* skip jellyfin movies that are inaccessible

* use ffprobe for jellyfin movie statistics

* code cleanup

* store jellyfin operating system

* more jellyfin movie updates

* update jellyfin movie poster and fan art

* add jellyfin tv types

* sync jellyfin shows

* sync jellyfin seasons

* sync jellyfin episodes

* remove missing jellyfin television items

* delete empty jellyfin seasons and shows

* fix jellyfin updates

* fix indexing jellyfin movie and show languages

ErsatzTV.sln.DotSettings

@@ -25,6 +25,7 @@
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=Fprobe/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=genpts/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=igndts/@EntryIndexedValue">True</s:Boolean>
+	<s:Boolean x:Key="/Default/UserDictionary/Words/=Jellyfin/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=Libavfilter/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=libx/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=maxrate/@EntryIndexedValue">True</s:Boolean>