I've been working with the Shadow team on setting up pluggable transport simulations in Shadow, and just posted a forum topic about it[0]. This might be of interest to any PT developers or those wishing to do research on pluggable transports.
[0] https://forum.torproject.org/t/experimenting-with-tor-pluggable-transports-i...
anti-censorship-team@lists.torproject.org