Merge pull request #183 from natyusha/patch-relay

Update configuring-shoko-relay.md: tmdb matching section tweaks

Author: natyusha

docs/plex/configuring-shoko-relay.md

@@ -215,14 +215,16 @@ The appended titles will appear after an em dash (**—**) making it easy to sea
 
 ### TMDB Matching
 
-If you have TMDB auto links enabled in Shoko you will have access to several features not available otherwise:
+If you have TMDB auto links enabled in Shoko or simply have a link for a given series, it will have access to several
+features not available otherwise:
 
-- Plex's default theme song support (using the TvDB ID)
+- Plex's default theme song support (using the TvDB ID provided by TMDB)
 - Fallback for series/episode descriptions and titles (if AniDB is missing that information)
+- Background/backdrop image support as well as additional main series poster options (if available)
 
 With `SingleSeasonOrdering` disabled in the Scanner and Agent the following will also be supported:
 
-- Season support for long running anime (including posters)
+- Season support for long running anime (including additional posters)
 - Combining multiple Shoko series into a single Plex entry
 - Alternate episode ordering for seasons