Scrutinizer Auto-Fixes

@ianbogda requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/ianbogda/CSSqueeze/inspections/a896ad4d-0f2a-40c5-aceb-77cb6312ceb5

Enabled analysis tools:
 - PHP Analyzer
 - PHP Mess Detector
 - PHP Code Sniffer
 - Security Advisory Checker
 - PHP Copy/Paste Detector
 - PHP PDepend
 - External Code Coverage
 - PHP Change Tracking Analyzer