Shows with Only TVDB Entry wont show any Images

[MrRobot-Kali]

Trakt gets the Screenshot from TVDB and TMDB.
But Cathode only shows the Screenshots from TMDB.

If a show does not have a TMDB entry, then Cathode won't show the Posters, Backgrounds, Screenshots etc..

https://trakt.tv/shows/handa-kun

Please fix this!