Fixed trackservice URLs.

docs/engine-features.md

@@ -54,10 +54,10 @@ Note: All filenames in the music folder should be ASCII encoded, otherwise this
 
 **Track Service API**: These endpoints provide information on the played tracks, their schedules and shows.
 
-* `/api/v1/` ............. Returns all Track Service entries for the current day
-* `/api/v1/$ID` .......... Returns a Track Service entry by ID
-* `/api/v1/current` ...... Returns the track currently playing
-* `/api/v1/day/$DAY` ..... Returns all tracks for a given day formated as `YYYY-MM-DD`
+* `/api/v1/trackservice` .............. Returns all Track Service entries for the current day
+* `/api/v1/trackservice/$ID` .......... Returns a Track Service entry by ID
+* `/api/v1/trackservice/current` ...... Returns the track currently playing
+* `/api/v1/trackservice/day/$DAY` ..... Returns all tracks for a given day formated as `YYYY-MM-DD`
 
 The Swagger Specification of a Track Service entry as YAML looks like this: