Bug#831863: Pending fixes for bugs in the mtail package

[pkg-go-maintainers]

tag 831863 + pending
thanks

Some bugs in the mtail package are closed in revision
870c98c509101470bd90710abc26c5afa1aa3c22 in branch 'debian/sid' by
Martín Ferrari

The full diff can be seen at
https://anonscm.debian.org/cgit/pkg-go/packages/mtail.git/commit/?id=870c98c

Commit message:

    Conflict with monkeytail, which provides a binary with the same name. 
Closes: #831863.