Add/update issue, PR templates, code of conduct, contributing guide
Add/update issue, PR templates, code of conduct, contributing guide

DCN-34 - adjusted expectations

Kentico/cloud-sample-app-net,Kentico/cloud-sample-app-net,Kentico/Deliver-Dancing-Goat-.NET-MVC,Kentico/cloud-sample-app-net,Kentico/Deliver-Dancing-Goat-.NET-MVC