Scrutinizer Auto-Fixes

@jakoch requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/KSST/KF/inspections/87c1e4b7-fb3a-44c4-ae73-f080fa7a734c

Enabled analysis tools:
 - PHP Analyzer
 - PHP Mess Detector
 - PHP Code Sniffer
 - PHP CS Fixer
 - PHP Code Coverage
 - PHP Copy/Paste Detector
 - PHP Change Tracking Analyzer