[vz-dev] [volkszaehler/volkszaehler.org] 6a4f43: Fix travis build (#625)

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/volkszaehler/volkszaehler.org
  Commit: 6a4f437d860104e24950ed62e6b09d67f40edc19
      https://github.com/volkszaehler/volkszaehler.org/commit/6a4f437d860104e24950ed62e6b09d67f40edc19
  Author: andig <cpuidle at gmx.de>
  Date:   2017-09-09 (Sat, 09 Sep 2017)

  Changed paths:
    M .travis.yml

  Log Message:
  -----------
  Fix travis build (#625)