[Debian-med-packaging] metastudent is marked for autoremoval from testing

[Debian testing autoremoval watch]

metastudent 2.0.1-6 is marked for autoremoval from testing on 2019-03-22

It (build-)depends on packages with these RC bugs:
921495: libbio-perl-perl: Bioperl 1.7.4 should not migrate to Buster