Scrutinizer Auto-Fixes

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/asaokamei/ScoreSql/inspections/dd7dca7b-562b-4241-b986-e92327ad6822

Enabled analysis tools:
 - PHP Analyzer
 - PHP PDepend
 - PHP Similarity Analyzer
 - PHP Change Tracking Analyzer
Merge pull request #3 from asaokamei/scrutinizer-patch-1

Scrutinizer Auto-Fixes