Scrutinizer Auto-Fixes

@kilip requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/phpguard/phpguard/inspections/e4399a21-bb2f-41cd-bb27-0eb296af2de8

Enabled analysis tools:
 - PHP Analyzer
 - PHP PDepend
 - External Code Coverage
 - PHP Similarity Analyzer
 - PHP Change Tracking Analyzer