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/f1910ce1-93da-4a37-b436-b336839f5017

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