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

[Debian testing autoremoval watch]

mrbayes 3.2.6+dfsg-2 is marked for autoremoval from testing on 2018-01-04

It (build-)depends on packages with these RC bugs:
873417: pocl: Please update to llvm-toolchain 4.0 or, better, 5.0