Scrutinizer Auto-Fixes

@Metabor requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/Metabor/MetaborStd/inspections/e59d6f4e-34d5-4a24-95ed-b9570d3d822e

Enabled analysis tools:
 - PHP Analyzer
 - PHP PDepend
 - PHP Similarity Analyzer
 - PHP Change Tracking Analyzer