This is nice to make them more easily debuggable.
A series of crude hacks are employed to bootstrap enough services from
python so the current tests run.
This is only tested with system python3 on Fedora.

Change-Id: I5e06741e55ead7fddec41ff776ff8ca5d2399469
Reviewed-on: https://gerrit.libreoffice.org/3215Reviewed-by: David Ostrovsky <David.Ostrovsky@gmx.de>
Tested-by: David Ostrovsky <David.Ostrovsky@gmx.de>