Scrutinizer Auto-Fixes

@sk9 requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/sk9/personalLibrary/inspections/79e8cce9-903c-4d7d-b017-2decc845ecd5

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