travis: trying to switch to Ubuntu 14.04 to fix test runs
travis: trying to switch to Ubuntu 14.04 to fix test runs
LivelyKernel/LivelyKernel,NikolaySuslov/LivelyKernel,LivelyKernel/LivelyKernel,LivelyKernel/LivelyKernel,NikolaySuslov/LivelyKernel,NikolaySuslov/LivelyKernel