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/4b4dbce8-dbf7-4a8f-a50e-9f1636bf4865

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