Scrutinizer Auto-Fixes

@jwage requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/jwage/stomper/inspections/cecaa1af-a963-4765-9c6c-8a6ef9fce03a

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