Scrutinizer Auto-Fixes

@mneuhaus requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/mneuhaus/Famelo.PDF/inspections/7a7f493c-97df-40c7-8586-1497ba6fd294

Enabled analysis tools:
 - PHP Analyzer
 - PHP Mess Detector
 - PHP Code Sniffer
 - PHP CS Fixer
 - Security Advisory Checker
 - PHP Copy/Paste Detector
 - PHP PDepend
 - PHP HHVM