Scrutinizer Auto-Fixes

@gjerokrsteski requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/gjerokrsteski/php-dba-cache/inspections/e03b9c89-ef1d-4ebe-87ef-935c8d7dc84c

Enabled analysis tools:
 - PHP Analyzer
 - PHP Mess Detector
 - PHP CS Fixer
 - PHP Copy/Paste Detector
 - PHP Lines Of Code
 - PHP PDepend
 - External Code Coverage