Scrutinizer Auto-Fixes

@endelwar requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/endelwar/zigra/inspections/6a519b9f-0e68-424b-85f3-0caa1bdb2aa9

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