[vz-dev] [volkszaehler/volkszaehler.org] d3630f: Fix travis build (#548)

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/volkszaehler/volkszaehler.org
  Commit: d3630fea606d3f8b10d8502c482a9ec3901b6353
      https://github.com/volkszaehler/volkszaehler.org/commit/d3630fea606d3f8b10d8502c482a9ec3901b6353
  Author: andig <cpuidle at gmx.de>
  Date:   2017-01-01 (Sun, 01 Jan 2017)

  Changed paths:
    M .travis.yml
    M lib/View/JSON.php
    M misc/tools/README.md

  Log Message:
  -----------
  Fix travis build (#548)

* Fix httpd build

* Remove function arguments from backtrace to void out of memory