 Version 6.13.3

* on playing the next episode in queue, if its state is lower than InProgress, the state is set as such
* added "add commment" in swipe actions
* in FeedEpisodes, fixed incorrect ordering of episodes after filtering
* when removing episode media, if remove-from-queue is set, the episode is removed from all queues rather than only the active queue
* removed the @UnstableAPI annotations previously required for Media3
* updated Contributing.md
* various dependencies update
