Merge pull request netgen#33 from netgen/display_scrutinizer_badge

Display scrutinizer score

README.md

@@ -2,6 +2,7 @@
 
 [![Build Status](https://img.shields.io/travis/netgen/ezplatform-site-api.svg?style=flat-square)](https://travis-ci.org/netgen/ezplatform-site-api)
 [![Code Coverage](https://img.shields.io/codecov/c/github/netgen/ezplatform-site-api.svg?style=flat-square)](https://codecov.io/gh/netgen/ezplatform-site-api)
+[![Quality Score](https://img.shields.io/scrutinizer/g/netgen/ezplatform-site-api.svg?style=flat-square)](https://scrutinizer-ci.com/g/netgen/ezplatform-site-api)
 [![Downloads](https://img.shields.io/packagist/dt/netgen/ezplatform-site-api.svg?style=flat-square)](https://packagist.org/packages/netgen/ezplatform-site-api)
 [![Latest stable](https://img.shields.io/packagist/v/netgen/ezplatform-site-api.svg?style=flat-square)](https://packagist.org/packages/netgen/ezplatform-site-api)
 [![License](https://img.shields.io/packagist/l/netgen/ezplatform-site-api.svg?style=flat-square)](https://packagist.org/packages/netgen/ezplatform-site-api)