These packages may be useful and are easy to include:
flashproxy-client - Pluggable transport to circumvent IP address blocking - client transport plugin
golang-goptlib-dev - library for Tor pluggable transports written in Go
obfs4proxy - pluggable transport proxy for Tor, implementing obfs4
obfsproxy - pluggable transport proxy for Tor
python-pyptlib - library for Tor pluggable transports written in Python
These packages may be useful and are easy to include:
See https://www.torproject.org/docs/pluggable-transports.html.en is a useful reference.
It should be the case that at least the obfs and meek pluggable transports are installed by default.
Packages are available for Meek here:
https://people.debian.org/~infinity0/apt/pool/contrib/m/meek/
There is a reason those aren't in Debian yet: https://trac.torproject.org/projects/tor/ticket/13160