main readme update

Author: tpurschke

README.md

@@ -1,6 +1,7 @@
 # ![FWO_logo-40px](https://user-images.githubusercontent.com/19877770/123625365-fc10ca80-d80f-11eb-80bf-0a858149b1d9.png) Firewall Orchestrator
 
 ![Build passing](https://github.com/CactuseSecurity/firewall-orchestrator/workflows/Build/badge.svg)
+[![Quality Gate Status](https://sonarcloud.io/api/project_badges/measure?project=CactuseSecurity_firewall-orchestrator&metric=alert_status)](https://sonarcloud.io/summary/new_code?id=CactuseSecurity_firewall-orchestrator)
 [![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://opensource.org/licenses/Apache-2.0)
 [![Open Source Love svg1](https://github.com/ellerbrock/open-source-badges/blob/master/badges/open-source-v1/open-source.svg)](https://github.com/ellerbrock/open-source-badges/)
 [![PRs Welcome](https://img.shields.io/badge/PRs-welcome-brightgreen.svg?style=flat-square)](http://makeapullrequest.com)
@@ -16,7 +17,7 @@
 <b>Reporting Demo:</b>
 ![fwo-demo-reporting-vsmall](https://github.com/CactuseSecurity/firewall-orchestrator/assets/19877770/f9ffe37f-b059-44cf-b056-30a8f3e008a6)
 
-<b>Further Demo:</b> if you want to see what it looks like in advance, visit <https://fwodemo.cactus.de> (user: test, password: drive2).
+<b>Further Demo:</b> if you want to see what it looks like in advance, visit <https://fwodemo.cactus.de>.
 
 ## Installation instructions