[TASK] Add scrutinizer badge

README.md

@@ -3,6 +3,7 @@
 [![StyleCI](https://github.styleci.io/repos/134700322/shield?branch=master)](https://github.styleci.io/repos/134700322)
 [![Build Status](https://travis-ci.org/KamiYang/project_version.svg?branch=master)](https://travis-ci.org/KamiYang/project_version)
 [![Coverage Status](https://coveralls.io/repos/github/KamiYang/project_version/badge.svg?branch=master)](https://coveralls.io/github/KamiYang/project_version?branch=master)
+[![Scrutinizer Code Quality](https://scrutinizer-ci.com/g/KamiYang/project_version/badges/quality-score.png?b=master)](https://scrutinizer-ci.com/g/KamiYang/project_version/?branch=master)
 
 ## What is project version?
 Project version is a TYPO3  extension that adds an entry to the TYPO3 system information in the toolbar. This entry is based either on the common 'VERSION' file or on the local GIT revision.