Scrutinizer Auto-Fixes

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/siad007/Fop/inspections/185b3c3a-bb9d-4944-b970-eaac09f01dd7

Enabled analysis tools:
 - PHP Analyzer
 - PHP Mess Detector
 - PHP Code Sniffer
 - PHP CS Fixer
 - Security Advisory Checker
 - PHP Copy/Paste Detector
 - PHP Lines Of Code
 - PHP PDepend
 - External Code Coverage