[tryton-debian] tryton-meta is marked for autoremoval from testing

[Debian testing autoremoval watch]

tryton-meta 42 is marked for autoremoval from testing on 2017-12-13

It (build-)depends on packages with these RC bugs:
880352: python-aiohttp: FTBFS: dpkg-buildpackage: error: dpkg-source -b python-aiohttp-2.2.3 subprocess returned exit status 2