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/83e24f62-b00e-4389-996a-309c6b123c0b

Enabled analysis tools:
 - PHP Analyzer
 - PHP Mess Detector
 - PHP Code Sniffer
 - PHP CS Fixer
 - PHP PDepend
 - PHP Similarity Analyzer
 - PHP Change Tracking Analyzer