Scrutinizer Auto-Fixes

@cvweiss requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/cvweiss/skillq/inspections/60170031-8fc5-492f-a3ab-5380f61fa2d3

Enabled analysis tools:
 - PHP Analyzer
 - PHP Copy/Paste Detector
 - PHP PDepend