Bug#872273: mesa-utils is causing this issue with slic3r

[bubnikv .]

I have hopefully worked around the issue with the following commits:

https://github.com/prusa3d/Slic3r/commit/6d4ec5c989851e442d58f896d4b0324129e7514a
https://github.com/prusa3d/Slic3r/commit/888a904c9b484289318737ec583ac0794dfa84f7

Vojtech